3880240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 120

約数和(自身を含む): 11436768

約数和(自身を除く): 7556528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 80, 82, 91, 104, 112, 130, 140, 164, 169, 182, 205, 208, 260, 280, 287, 328, 338, 364, 410, 455, 520, 533, 560, 574, 656, 676, 728, 820, 845, 910, 1040, 1066, 1148, 1183, 1352, 1435, 1456, 1640, 1690, 1820, 2132, 2296, 2366, 2665, 2704, 2870, 3280, 3380, 3640, 3731, 4264, 4592, 4732, 5330, 5740, 5915, 6760, 6929, 7280, 7462, 8528, 9464, 10660, 11480, 11830, 13520, 13858, 14924, 18655, 18928, 21320, 22960, 23660, 27716, 29848, 34645, 37310, 42640, 47320, 48503, 55432, 59696, 69290, 74620, 94640, 97006, 110864, 138580, 149240, 194012, 242515, 277160, 298480, 388024, 485030, 554320, 776048, 970060, 1940120, 3880240]

約数ペア:

[(1, 3880240), (2, 1940120), (4, 970060), (5, 776048), (7, 554320), (8, 485030), (10, 388024), (13, 298480), (14, 277160), (16, 242515), (20, 194012), (26, 149240), (28, 138580), (35, 110864), (40, 97006), (41, 94640), (52, 74620), (56, 69290), (65, 59696), (70, 55432), (80, 48503), (82, 47320), (91, 42640), (104, 37310), (112, 34645), (130, 29848), (140, 27716), (164, 23660), (169, 22960), (182, 21320), (205, 18928), (208, 18655), (260, 14924), (280, 13858), (287, 13520), (328, 11830), (338, 11480), (364, 10660), (410, 9464), (455, 8528), (520, 7462), (533, 7280), (560, 6929), (574, 6760), (656, 5915), (676, 5740), (728, 5330), (820, 4732), (845, 4592), (910, 4264), (1040, 3731), (1066, 3640), (1148, 3380), (1183, 3280), (1352, 2870), (1435, 2704), (1456, 2665), (1640, 2366), (1690, 2296), (1820, 2132)]