220144210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{153947}}^1$

素因数の和:153978

約数の個数: 32

約数和(自身を含む): 465538752

約数和(自身を除く): 245394542

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 153947, 307894, 769735, 1539470, 1693417, 2001311, 3386834, 4002622, 8467085, 10006555, 16934170, 20013110, 22014421, 44028842, 110072105, 220144210]

約数ペア:

[(1, 220144210), (2, 110072105), (5, 44028842), (10, 22014421), (11, 20013110), (13, 16934170), (22, 10006555), (26, 8467085), (55, 4002622), (65, 3386834), (110, 2001311), (130, 1693417), (143, 1539470), (286, 769735), (715, 307894), (1430, 153947)]