2009442890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{577}}^1$

素因数の和:736

約数の個数: 128

約数和(自身を含む): 4614382080

約数和(自身を除く): 2604939190

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 43, 65, 70, 86, 89, 91, 130, 178, 182, 215, 301, 430, 445, 455, 559, 577, 602, 623, 890, 910, 1118, 1154, 1157, 1246, 1505, 2314, 2795, 2885, 3010, 3115, 3827, 3913, 4039, 5590, 5770, 5785, 6230, 7501, 7654, 7826, 8078, 8099, 11570, 15002, 16198, 19135, 19565, 20195, 24811, 26789, 37505, 38270, 39130, 40390, 40495, 49622, 49751, 51353, 52507, 53578, 75010, 80990, 99502, 102706, 105014, 124055, 133945, 173677, 248110, 248755, 256765, 262535, 267890, 322543, 347354, 348257, 359471, 497510, 513530, 525070, 645086, 667589, 696514, 718942, 868385, 1335178, 1612715, 1736770, 1741285, 1797355, 2208179, 2257801, 3225430, 3337945, 3482570, 3594710, 4416358, 4515602, 4673123, 6675890, 9346246, 11040895, 11289005, 15457253, 22081790, 22578010, 23365615, 28706327, 30914506, 46731230, 57412654, 77286265, 143531635, 154572530, 200944289, 287063270, 401888578, 1004721445, 2009442890]

約数ペア:

[(1, 2009442890), (2, 1004721445), (5, 401888578), (7, 287063270), (10, 200944289), (13, 154572530), (14, 143531635), (26, 77286265), (35, 57412654), (43, 46731230), (65, 30914506), (70, 28706327), (86, 23365615), (89, 22578010), (91, 22081790), (130, 15457253), (178, 11289005), (182, 11040895), (215, 9346246), (301, 6675890), (430, 4673123), (445, 4515602), (455, 4416358), (559, 3594710), (577, 3482570), (602, 3337945), (623, 3225430), (890, 2257801), (910, 2208179), (1118, 1797355), (1154, 1741285), (1157, 1736770), (1246, 1612715), (1505, 1335178), (2314, 868385), (2795, 718942), (2885, 696514), (3010, 667589), (3115, 645086), (3827, 525070), (3913, 513530), (4039, 497510), (5590, 359471), (5770, 348257), (5785, 347354), (6230, 322543), (7501, 267890), (7654, 262535), (7826, 256765), (8078, 248755), (8099, 248110), (11570, 173677), (15002, 133945), (16198, 124055), (19135, 105014), (19565, 102706), (20195, 99502), (24811, 80990), (26789, 75010), (37505, 53578), (38270, 52507), (39130, 51353), (40390, 49751), (40495, 49622)]