72966740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47381}}^1$

素因数の和:47408

約数の個数: 48

約数和(自身を含む): 191044224

約数和(自身を除く): 118077484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 47381, 94762, 189524, 236905, 331667, 473810, 521191, 663334, 947620, 1042382, 1326668, 1658335, 2084764, 2605955, 3316670, 3648337, 5211910, 6633340, 7296674, 10423820, 14593348, 18241685, 36483370, 72966740]

約数ペア:

[(1, 72966740), (2, 36483370), (4, 18241685), (5, 14593348), (7, 10423820), (10, 7296674), (11, 6633340), (14, 5211910), (20, 3648337), (22, 3316670), (28, 2605955), (35, 2084764), (44, 1658335), (55, 1326668), (70, 1042382), (77, 947620), (110, 663334), (140, 521191), (154, 473810), (220, 331667), (308, 236905), (385, 189524), (770, 94762), (1540, 47381)]