2509910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 4989600

約数和(自身を除く): 2479690

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 449, 559, 898, 1118, 2245, 2795, 4490, 5590, 5837, 11674, 19307, 29185, 38614, 58370, 96535, 193070, 250991, 501982, 1254955, 2509910]

約数ペア:

[(1, 2509910), (2, 1254955), (5, 501982), (10, 250991), (13, 193070), (26, 96535), (43, 58370), (65, 38614), (86, 29185), (130, 19307), (215, 11674), (430, 5837), (449, 5590), (559, 4490), (898, 2795), (1118, 2245)]