26393420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 58339008

約数和(自身を除く): 31945588

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 317, 362, 460, 634, 724, 905, 1268, 1585, 1810, 3170, 3620, 4163, 6340, 7291, 8326, 14582, 16652, 20815, 29164, 36455, 41630, 57377, 72910, 83260, 114754, 145820, 229508, 286885, 573770, 1147540, 1319671, 2639342, 5278684, 6598355, 13196710, 26393420]

約数ペア:

[(1, 26393420), (2, 13196710), (4, 6598355), (5, 5278684), (10, 2639342), (20, 1319671), (23, 1147540), (46, 573770), (92, 286885), (115, 229508), (181, 145820), (230, 114754), (317, 83260), (362, 72910), (460, 57377), (634, 41630), (724, 36455), (905, 29164), (1268, 20815), (1585, 16652), (1810, 14582), (3170, 8326), (3620, 7291), (4163, 6340)]