2689390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1063}}^1$

素因数の和:1104

約数の個数: 32

約数和(自身を含む): 5515776

約数和(自身を除く): 2826386

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1063, 1265, 2126, 2530, 5315, 10630, 11693, 23386, 24449, 48898, 58465, 116930, 122245, 244490, 268939, 537878, 1344695, 2689390]

約数ペア:

[(1, 2689390), (2, 1344695), (5, 537878), (10, 268939), (11, 244490), (22, 122245), (23, 116930), (46, 58465), (55, 48898), (110, 24449), (115, 23386), (230, 11693), (253, 10630), (506, 5315), (1063, 2530), (1265, 2126)]