84347890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{69709}}^1$

素因数の和:69738

約数の個数: 24

約数和(自身を含む): 166885740

約数和(自身を除く): 82537850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 69709, 139418, 348545, 697090, 766799, 1533598, 3833995, 7667990, 8434789, 16869578, 42173945, 84347890]

約数ペア:

[(1, 84347890), (2, 42173945), (5, 16869578), (10, 8434789), (11, 7667990), (22, 3833995), (55, 1533598), (110, 766799), (121, 697090), (242, 348545), (605, 139418), (1210, 69709)]