2627632630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{18797}}^1$

素因数の和:20808

約数の個数: 32

約数和(自身を含む): 5408410176

約数和(自身を除く): 2780777546

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1997, 3994, 9985, 13979, 18797, 19970, 27958, 37594, 69895, 93985, 131579, 139790, 187970, 263158, 657895, 1315790, 37537609, 75075218, 187688045, 262763263, 375376090, 525526526, 1313816315, 2627632630]

約数ペア:

[(1, 2627632630), (2, 1313816315), (5, 525526526), (7, 375376090), (10, 262763263), (14, 187688045), (35, 75075218), (70, 37537609), (1997, 1315790), (3994, 657895), (9985, 263158), (13979, 187970), (18797, 139790), (19970, 131579), (27958, 93985), (37594, 69895)]