123796360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{106721}}^1$

素因数の和:106761

約数の個数: 32

約数和(自身を含む): 288149400

約数和(自身を除く): 164353040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 106721, 213442, 426884, 533605, 853768, 1067210, 2134420, 3094909, 4268840, 6189818, 12379636, 15474545, 24759272, 30949090, 61898180, 123796360]

約数ペア:

[(1, 123796360), (2, 61898180), (4, 30949090), (5, 24759272), (8, 15474545), (10, 12379636), (20, 6189818), (29, 4268840), (40, 3094909), (58, 2134420), (116, 1067210), (145, 853768), (232, 533605), (290, 426884), (580, 213442), (1160, 106721)]