20145956770

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2699}}^1\times {\mathrm{10513}}^1$

素因数の和:13290

約数の個数: 32

約数和(自身を含む): 36790588800

約数和(自身を除く): 16644632030

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2699, 5398, 10513, 13495, 21026, 26990, 52565, 105130, 191629, 383258, 746423, 958145, 1492846, 1916290, 3732115, 7464230, 28374587, 56749174, 141872935, 283745870, 2014595677, 4029191354, 10072978385, 20145956770]

約数ペア:

[(1, 20145956770), (2, 10072978385), (5, 4029191354), (10, 2014595677), (71, 283745870), (142, 141872935), (355, 56749174), (710, 28374587), (2699, 7464230), (5398, 3732115), (10513, 1916290), (13495, 1492846), (21026, 958145), (26990, 746423), (52565, 383258), (105130, 191629)]