8545240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19421}}^1$

素因数の和:19443

約数の個数: 32

約数和(自身を含む): 20975760

約数和(自身を除く): 12430520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19421, 38842, 77684, 97105, 155368, 194210, 213631, 388420, 427262, 776840, 854524, 1068155, 1709048, 2136310, 4272620, 8545240]

約数ペア:

[(1, 8545240), (2, 4272620), (4, 2136310), (5, 1709048), (8, 1068155), (10, 854524), (11, 776840), (20, 427262), (22, 388420), (40, 213631), (44, 194210), (55, 155368), (88, 97105), (110, 77684), (220, 38842), (440, 19421)]