56167390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 103265280

約数和(自身を除く): 47097890

約数列:

[1, 2, 5, 10, 71, 142, 239, 331, 355, 478, 662, 710, 1195, 1655, 2390, 3310, 16969, 23501, 33938, 47002, 79109, 84845, 117505, 158218, 169690, 235010, 395545, 791090, 5616739, 11233478, 28083695, 56167390]

約数ペア:

[(1, 56167390), (2, 28083695), (5, 11233478), (10, 5616739), (71, 791090), (142, 395545), (239, 235010), (331, 169690), (355, 158218), (478, 117505), (662, 84845), (710, 79109), (1195, 47002), (1655, 33938), (2390, 23501), (3310, 16969)]