123672380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20681}}^1$

素因数の和:20726

約数の個数: 48

約数和(自身を含む): 291864384

約数和(自身を除く): 168192004

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 20681, 41362, 82724, 103405, 206810, 268853, 413620, 475663, 537706, 951326, 1075412, 1344265, 1902652, 2378315, 2688530, 4756630, 5377060, 6183619, 9513260, 12367238, 24734476, 30918095, 61836190, 123672380]

約数ペア:

[(1, 123672380), (2, 61836190), (4, 30918095), (5, 24734476), (10, 12367238), (13, 9513260), (20, 6183619), (23, 5377060), (26, 4756630), (46, 2688530), (52, 2378315), (65, 1902652), (92, 1344265), (115, 1075412), (130, 951326), (230, 537706), (260, 475663), (299, 413620), (460, 268853), (598, 206810), (1196, 103405), (1495, 82724), (2990, 41362), (5980, 20681)]