31889770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1213}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 62933760

約数和(自身を除く): 31043990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 1213, 2390, 2426, 2629, 5258, 6065, 12130, 13145, 13343, 26290, 26686, 66715, 133430, 289907, 579814, 1449535, 2899070, 3188977, 6377954, 15944885, 31889770]

約数ペア:

[(1, 31889770), (2, 15944885), (5, 6377954), (10, 3188977), (11, 2899070), (22, 1449535), (55, 579814), (110, 289907), (239, 133430), (478, 66715), (1195, 26686), (1213, 26290), (2390, 13343), (2426, 13145), (2629, 12130), (5258, 6065)]