19876241840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{30677}}^1$

素因数の和:30799

約数の個数: 160

約数和(自身を含む): 57517568640

約数和(自身を除く): 37641326800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 89, 91, 104, 112, 130, 140, 178, 182, 208, 260, 280, 356, 364, 445, 455, 520, 560, 623, 712, 728, 890, 910, 1040, 1157, 1246, 1424, 1456, 1780, 1820, 2314, 2492, 3115, 3560, 3640, 4628, 4984, 5785, 6230, 7120, 7280, 8099, 9256, 9968, 11570, 12460, 16198, 18512, 23140, 24920, 30677, 32396, 40495, 46280, 49840, 61354, 64792, 80990, 92560, 122708, 129584, 153385, 161980, 214739, 245416, 306770, 323960, 398801, 429478, 490832, 613540, 647920, 797602, 858956, 1073695, 1227080, 1595204, 1717912, 1994005, 2147390, 2454160, 2730253, 2791607, 3190408, 3435824, 3988010, 4294780, 5460506, 5583214, 6380816, 7976020, 8589560, 10921012, 11166428, 13651265, 13958035, 15952040, 17179120, 19111771, 21842024, 22332856, 27302530, 27916070, 31904080, 35493289, 38223542, 43684048, 44665712, 54605060, 55832140, 70986578, 76447084, 95558855, 109210120, 111664280, 141973156, 152894168, 177466445, 191117710, 218420240, 223328560, 248453023, 283946312, 305788336, 354932890, 382235420, 496906046, 567892624, 709865780, 764470840, 993812092, 1242265115, 1419731560, 1528941680, 1987624184, 2484530230, 2839463120, 3975248368, 4969060460, 9938120920, 19876241840]

約数ペア:

[(1, 19876241840), (2, 9938120920), (4, 4969060460), (5, 3975248368), (7, 2839463120), (8, 2484530230), (10, 1987624184), (13, 1528941680), (14, 1419731560), (16, 1242265115), (20, 993812092), (26, 764470840), (28, 709865780), (35, 567892624), (40, 496906046), (52, 382235420), (56, 354932890), (65, 305788336), (70, 283946312), (80, 248453023), (89, 223328560), (91, 218420240), (104, 191117710), (112, 177466445), (130, 152894168), (140, 141973156), (178, 111664280), (182, 109210120), (208, 95558855), (260, 76447084), (280, 70986578), (356, 55832140), (364, 54605060), (445, 44665712), (455, 43684048), (520, 38223542), (560, 35493289), (623, 31904080), (712, 27916070), (728, 27302530), (890, 22332856), (910, 21842024), (1040, 19111771), (1157, 17179120), (1246, 15952040), (1424, 13958035), (1456, 13651265), (1780, 11166428), (1820, 10921012), (2314, 8589560), (2492, 7976020), (3115, 6380816), (3560, 5583214), (3640, 5460506), (4628, 4294780), (4984, 3988010), (5785, 3435824), (6230, 3190408), (7120, 2791607), (7280, 2730253), (8099, 2454160), (9256, 2147390), (9968, 1994005), (11570, 1717912), (12460, 1595204), (16198, 1227080), (18512, 1073695), (23140, 858956), (24920, 797602), (30677, 647920), (32396, 613540), (40495, 490832), (46280, 429478), (49840, 398801), (61354, 323960), (64792, 306770), (80990, 245416), (92560, 214739), (122708, 161980), (129584, 153385)]