69943280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79481}}^1$

素因数の和:79505

約数の個数: 40

約数和(自身を含む): 177403824

約数和(自身を除く): 107460544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 79481, 158962, 317924, 397405, 635848, 794810, 874291, 1271696, 1589620, 1748582, 3179240, 3497164, 4371455, 6358480, 6994328, 8742910, 13988656, 17485820, 34971640, 69943280]

約数ペア:

[(1, 69943280), (2, 34971640), (4, 17485820), (5, 13988656), (8, 8742910), (10, 6994328), (11, 6358480), (16, 4371455), (20, 3497164), (22, 3179240), (40, 1748582), (44, 1589620), (55, 1271696), (80, 874291), (88, 794810), (110, 635848), (176, 397405), (220, 317924), (440, 158962), (880, 79481)]