2099890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 4218480

約数和(自身を除く): 2118590

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 557, 754, 1114, 1885, 2785, 3770, 5570, 7241, 14482, 16153, 32306, 36205, 72410, 80765, 161530, 209989, 419978, 1049945, 2099890]

約数ペア:

[(1, 2099890), (2, 1049945), (5, 419978), (10, 209989), (13, 161530), (26, 80765), (29, 72410), (58, 36205), (65, 32306), (130, 16153), (145, 14482), (290, 7241), (377, 5570), (557, 3770), (754, 2785), (1114, 1885)]