1230442940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1\times {\mathrm{1213}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 2628125472

約数和(自身を除く): 1397682532

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 757, 1213, 1340, 1514, 2426, 3028, 3785, 4852, 6065, 7570, 12130, 15140, 24260, 50719, 81271, 101438, 162542, 202876, 253595, 325084, 406355, 507190, 812710, 918241, 1014380, 1625420, 1836482, 3672964, 4591205, 9182410, 18364820, 61522147, 123044294, 246088588, 307610735, 615221470, 1230442940]

約数ペア:

[(1, 1230442940), (2, 615221470), (4, 307610735), (5, 246088588), (10, 123044294), (20, 61522147), (67, 18364820), (134, 9182410), (268, 4591205), (335, 3672964), (670, 1836482), (757, 1625420), (1213, 1014380), (1340, 918241), (1514, 812710), (2426, 507190), (3028, 406355), (3785, 325084), (4852, 253595), (6065, 202876), (7570, 162542), (12130, 101438), (15140, 81271), (24260, 50719)]