56787080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{4139}}^1$

素因数の和:4171

約数の個数: 64

約数和(自身を含む): 149040000

約数和(自身を除く): 92252920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 4139, 6860, 8278, 13720, 16556, 20695, 28973, 33112, 41390, 57946, 82780, 115892, 144865, 165560, 202811, 231784, 289730, 405622, 579460, 811244, 1014055, 1158920, 1419677, 1622488, 2028110, 2839354, 4056220, 5678708, 7098385, 8112440, 11357416, 14196770, 28393540, 56787080]

約数ペア:

[(1, 56787080), (2, 28393540), (4, 14196770), (5, 11357416), (7, 8112440), (8, 7098385), (10, 5678708), (14, 4056220), (20, 2839354), (28, 2028110), (35, 1622488), (40, 1419677), (49, 1158920), (56, 1014055), (70, 811244), (98, 579460), (140, 405622), (196, 289730), (245, 231784), (280, 202811), (343, 165560), (392, 144865), (490, 115892), (686, 82780), (980, 57946), (1372, 41390), (1715, 33112), (1960, 28973), (2744, 20695), (3430, 16556), (4139, 13720), (6860, 8278)]