220748860

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{373}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 470486016

約数和(自身を除く): 249737156

約数列:

[1, 2, 4, 5, 10, 20, 127, 233, 254, 373, 466, 508, 635, 746, 932, 1165, 1270, 1492, 1865, 2330, 2540, 3730, 4660, 7460, 29591, 47371, 59182, 86909, 94742, 118364, 147955, 173818, 189484, 236855, 295910, 347636, 434545, 473710, 591820, 869090, 947420, 1738180, 11037443, 22074886, 44149772, 55187215, 110374430, 220748860]

約数ペア:

[(1, 220748860), (2, 110374430), (4, 55187215), (5, 44149772), (10, 22074886), (20, 11037443), (127, 1738180), (233, 947420), (254, 869090), (373, 591820), (466, 473710), (508, 434545), (635, 347636), (746, 295910), (932, 236855), (1165, 189484), (1270, 173818), (1492, 147955), (1865, 118364), (2330, 94742), (2540, 86909), (3730, 59182), (4660, 47371), (7460, 29591)]