28686070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{58543}}^1$

素因数の和:58564

約数の個数: 24

約数和(自身を含む): 60066144

約数和(自身を除く): 31380074

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 58543, 117086, 292715, 409801, 585430, 819602, 2049005, 2868607, 4098010, 5737214, 14343035, 28686070]

約数ペア:

[(1, 28686070), (2, 14343035), (5, 5737214), (7, 4098010), (10, 2868607), (14, 2049005), (35, 819602), (49, 585430), (70, 409801), (98, 292715), (245, 117086), (490, 58543)]