2041281280

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{69337}}^1$

素因数の和:69381

約数の個数: 72

約数和(自身を含む): 5102167392

約数和(自身を除く): 3060886112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 29440, 69337, 138674, 277348, 346685, 554696, 693370, 1109392, 1386740, 1594751, 2218784, 2773480, 3189502, 4437568, 5546960, 6379004, 7973755, 8875136, 11093920, 12758008, 15947510, 17750272, 22187840, 25516016, 31895020, 44375680, 51032032, 63790040, 88751360, 102064064, 127580080, 204128128, 255160160, 408256256, 510320320, 1020640640, 2041281280]

約数ペア:

[(1, 2041281280), (2, 1020640640), (4, 510320320), (5, 408256256), (8, 255160160), (10, 204128128), (16, 127580080), (20, 102064064), (23, 88751360), (32, 63790040), (40, 51032032), (46, 44375680), (64, 31895020), (80, 25516016), (92, 22187840), (115, 17750272), (128, 15947510), (160, 12758008), (184, 11093920), (230, 8875136), (256, 7973755), (320, 6379004), (368, 5546960), (460, 4437568), (640, 3189502), (736, 2773480), (920, 2218784), (1280, 1594751), (1472, 1386740), (1840, 1109392), (2944, 693370), (3680, 554696), (5888, 346685), (7360, 277348), (14720, 138674), (29440, 69337)]