3645980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 8490720

約数和(自身を除く): 4844740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 379, 481, 740, 758, 962, 1516, 1895, 1924, 2405, 3790, 4810, 4927, 7580, 9620, 9854, 14023, 19708, 24635, 28046, 49270, 56092, 70115, 98540, 140230, 182299, 280460, 364598, 729196, 911495, 1822990, 3645980]

約数ペア:

[(1, 3645980), (2, 1822990), (4, 911495), (5, 729196), (10, 364598), (13, 280460), (20, 182299), (26, 140230), (37, 98540), (52, 70115), (65, 56092), (74, 49270), (130, 28046), (148, 24635), (185, 19708), (260, 14023), (370, 9854), (379, 9620), (481, 7580), (740, 4927), (758, 4810), (962, 3790), (1516, 2405), (1895, 1924)]