57780940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4007}}^1$

素因数の和:4126

約数の個数: 48

約数和(自身を含む): 140055552

約数和(自身を除く): 82274612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 4007, 7210, 8014, 14420, 16028, 20035, 28049, 40070, 56098, 80140, 112196, 140245, 280490, 412721, 560980, 825442, 1650884, 2063605, 2889047, 4127210, 5778094, 8254420, 11556188, 14445235, 28890470, 57780940]

約数ペア:

[(1, 57780940), (2, 28890470), (4, 14445235), (5, 11556188), (7, 8254420), (10, 5778094), (14, 4127210), (20, 2889047), (28, 2063605), (35, 1650884), (70, 825442), (103, 560980), (140, 412721), (206, 280490), (412, 140245), (515, 112196), (721, 80140), (1030, 56098), (1442, 40070), (2060, 28049), (2884, 20035), (3605, 16028), (4007, 14420), (7210, 8014)]