122945240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{279421}}^1$

素因数の和:279443

約数の個数: 32

約数和(自身を含む): 301775760

約数和(自身を除く): 178830520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 279421, 558842, 1117684, 1397105, 2235368, 2794210, 3073631, 5588420, 6147262, 11176840, 12294524, 15368155, 24589048, 30736310, 61472620, 122945240]

約数ペア:

[(1, 122945240), (2, 61472620), (4, 30736310), (5, 24589048), (8, 15368155), (10, 12294524), (11, 11176840), (20, 6147262), (22, 5588420), (40, 3073631), (44, 2794210), (55, 2235368), (88, 1397105), (110, 1117684), (220, 558842), (440, 279421)]