103842920

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{9871}}^1$

素因数の和:10145

約数の個数: 32

約数和(自身を含む): 234558720

約数和(自身を除く): 130715800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 9871, 10520, 19742, 39484, 49355, 78968, 98710, 197420, 394840, 2596073, 5192146, 10384292, 12980365, 20768584, 25960730, 51921460, 103842920]

約数ペア:

[(1, 103842920), (2, 51921460), (4, 25960730), (5, 20768584), (8, 12980365), (10, 10384292), (20, 5192146), (40, 2596073), (263, 394840), (526, 197420), (1052, 98710), (1315, 78968), (2104, 49355), (2630, 39484), (5260, 19742), (9871, 10520)]