220457410

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1\times {\mathrm{983}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 407659392

約数和(自身を除く): 187201982

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 547, 983, 1094, 1966, 2735, 4915, 5470, 9830, 22427, 40303, 44854, 80606, 112135, 201515, 224270, 403030, 537701, 1075402, 2688505, 5377010, 22045741, 44091482, 110228705, 220457410]

約数ペア:

[(1, 220457410), (2, 110228705), (5, 44091482), (10, 22045741), (41, 5377010), (82, 2688505), (205, 1075402), (410, 537701), (547, 403030), (983, 224270), (1094, 201515), (1966, 112135), (2735, 80606), (4915, 44854), (5470, 40303), (9830, 22427)]