17880170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2111}}^1$

素因数の和:2147

約数の個数: 48

約数和(自身を含む): 40449024

約数和(自身を除く): 22568854

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 2111, 4222, 4235, 8470, 10555, 14777, 21110, 23221, 29554, 46442, 73885, 116105, 147770, 162547, 232210, 255431, 325094, 510862, 812735, 1277155, 1625470, 1788017, 2554310, 3576034, 8940085, 17880170]

約数ペア:

[(1, 17880170), (2, 8940085), (5, 3576034), (7, 2554310), (10, 1788017), (11, 1625470), (14, 1277155), (22, 812735), (35, 510862), (55, 325094), (70, 255431), (77, 232210), (110, 162547), (121, 147770), (154, 116105), (242, 73885), (385, 46442), (605, 29554), (770, 23221), (847, 21110), (1210, 14777), (1694, 10555), (2111, 8470), (4222, 4235)]