56107940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{8179}}^1$

素因数の和:8209

約数の個数: 48

約数和(自身を含む): 137424000

約数和(自身を除く): 81316060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 8179, 16358, 32716, 40895, 57253, 81790, 114506, 163580, 229012, 286265, 400771, 572530, 801542, 1145060, 1603084, 2003855, 2805397, 4007710, 5610794, 8015420, 11221588, 14026985, 28053970, 56107940]

約数ペア:

[(1, 56107940), (2, 28053970), (4, 14026985), (5, 11221588), (7, 8015420), (10, 5610794), (14, 4007710), (20, 2805397), (28, 2003855), (35, 1603084), (49, 1145060), (70, 801542), (98, 572530), (140, 400771), (196, 286265), (245, 229012), (343, 163580), (490, 114506), (686, 81790), (980, 57253), (1372, 40895), (1715, 32716), (3430, 16358), (6860, 8179)]