55085560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72481}}^1$

素因数の和:72511

約数の個数: 32

約数和(自身を含む): 130467600

約数和(自身を除く): 75382040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 72481, 144962, 289924, 362405, 579848, 724810, 1377139, 1449620, 2754278, 2899240, 5508556, 6885695, 11017112, 13771390, 27542780, 55085560]

約数ペア:

[(1, 55085560), (2, 27542780), (4, 13771390), (5, 11017112), (8, 6885695), (10, 5508556), (19, 2899240), (20, 2754278), (38, 1449620), (40, 1377139), (76, 724810), (95, 579848), (152, 362405), (190, 289924), (380, 144962), (760, 72481)]