13257780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2797}}^1$

素因数の和:2888

約数の個数: 48

約数和(自身を含む): 37605120

約数和(自身を除く): 24347340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 2797, 4740, 5594, 8391, 11188, 13985, 16782, 27970, 33564, 41955, 55940, 83910, 167820, 220963, 441926, 662889, 883852, 1104815, 1325778, 2209630, 2651556, 3314445, 4419260, 6628890, 13257780]

約数ペア:

[(1, 13257780), (2, 6628890), (3, 4419260), (4, 3314445), (5, 2651556), (6, 2209630), (10, 1325778), (12, 1104815), (15, 883852), (20, 662889), (30, 441926), (60, 220963), (79, 167820), (158, 83910), (237, 55940), (316, 41955), (395, 33564), (474, 27970), (790, 16782), (948, 13985), (1185, 11188), (1580, 8391), (2370, 5594), (2797, 4740)]