1722890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 3462480

約数和(自身を除く): 1739590

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 457, 754, 914, 1885, 2285, 3770, 4570, 5941, 11882, 13253, 26506, 29705, 59410, 66265, 132530, 172289, 344578, 861445, 1722890]

約数ペア:

[(1, 1722890), (2, 861445), (5, 344578), (10, 172289), (13, 132530), (26, 66265), (29, 59410), (58, 29705), (65, 26506), (130, 13253), (145, 11882), (290, 5941), (377, 4570), (457, 3770), (754, 2285), (914, 1885)]