70431860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2539}}^1$

素因数の和:2640

約数の個数: 48

約数和(自身を含む): 157886400

約数和(自身を除く): 87454540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 2539, 2774, 5078, 5548, 6935, 10156, 12695, 13870, 25390, 27740, 48241, 50780, 96482, 185347, 192964, 241205, 370694, 482410, 741388, 926735, 964820, 1853470, 3521593, 3706940, 7043186, 14086372, 17607965, 35215930, 70431860]

約数ペア:

[(1, 70431860), (2, 35215930), (4, 17607965), (5, 14086372), (10, 7043186), (19, 3706940), (20, 3521593), (38, 1853470), (73, 964820), (76, 926735), (95, 741388), (146, 482410), (190, 370694), (292, 241205), (365, 192964), (380, 185347), (730, 96482), (1387, 50780), (1460, 48241), (2539, 27740), (2774, 25390), (5078, 13870), (5548, 12695), (6935, 10156)]