45122840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5557}}^1$

素因数の和:5604

約数の個数: 64

約数和(自身を含む): 120052800

約数和(自身を除く): 74929960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 5557, 8120, 11114, 22228, 27785, 38899, 44456, 55570, 77798, 111140, 155596, 161153, 194495, 222280, 311192, 322306, 388990, 644612, 777980, 805765, 1128071, 1289224, 1555960, 1611530, 2256142, 3223060, 4512284, 5640355, 6446120, 9024568, 11280710, 22561420, 45122840]

約数ペア:

[(1, 45122840), (2, 22561420), (4, 11280710), (5, 9024568), (7, 6446120), (8, 5640355), (10, 4512284), (14, 3223060), (20, 2256142), (28, 1611530), (29, 1555960), (35, 1289224), (40, 1128071), (56, 805765), (58, 777980), (70, 644612), (116, 388990), (140, 322306), (145, 311192), (203, 222280), (232, 194495), (280, 161153), (290, 155596), (406, 111140), (580, 77798), (812, 55570), (1015, 44456), (1160, 38899), (1624, 27785), (2030, 22228), (4060, 11114), (5557, 8120)]