2853890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 5730480

約数和(自身を除く): 2876590

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 757, 1514, 1885, 3770, 3785, 7570, 9841, 19682, 21953, 43906, 49205, 98410, 109765, 219530, 285389, 570778, 1426945, 2853890]

約数ペア:

[(1, 2853890), (2, 1426945), (5, 570778), (10, 285389), (13, 219530), (26, 109765), (29, 98410), (58, 49205), (65, 43906), (130, 21953), (145, 19682), (290, 9841), (377, 7570), (754, 3785), (757, 3770), (1514, 1885)]