56702490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145391}}^1$

素因数の和:145414

約数の個数: 32

約数和(自身を含む): 146555136

約数和(自身を除く): 89852646

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 145391, 290782, 436173, 726955, 872346, 1453910, 1890083, 2180865, 3780166, 4361730, 5670249, 9450415, 11340498, 18900830, 28351245, 56702490]

約数ペア:

[(1, 56702490), (2, 28351245), (3, 18900830), (5, 11340498), (6, 9450415), (10, 5670249), (13, 4361730), (15, 3780166), (26, 2180865), (30, 1890083), (39, 1453910), (65, 872346), (78, 726955), (130, 436173), (195, 290782), (390, 145391)]