56987980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{58151}}^1$

素因数の和:58174

約数の個数: 36

約数和(自身を含む): 139215888

約数和(自身を除く): 82227908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 58151, 116302, 232604, 290755, 407057, 581510, 814114, 1163020, 1628228, 2035285, 2849399, 4070570, 5698798, 8141140, 11397596, 14246995, 28493990, 56987980]

約数ペア:

[(1, 56987980), (2, 28493990), (4, 14246995), (5, 11397596), (7, 8141140), (10, 5698798), (14, 4070570), (20, 2849399), (28, 2035285), (35, 1628228), (49, 1163020), (70, 814114), (98, 581510), (140, 407057), (196, 290755), (245, 232604), (490, 116302), (980, 58151)]