31403740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 69346368

約数和(自身を除く): 37942628

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 233, 293, 460, 466, 586, 932, 1165, 1172, 1465, 2330, 2930, 4660, 5359, 5860, 6739, 10718, 13478, 21436, 26795, 26956, 33695, 53590, 67390, 68269, 107180, 134780, 136538, 273076, 341345, 682690, 1365380, 1570187, 3140374, 6280748, 7850935, 15701870, 31403740]

約数ペア:

[(1, 31403740), (2, 15701870), (4, 7850935), (5, 6280748), (10, 3140374), (20, 1570187), (23, 1365380), (46, 682690), (92, 341345), (115, 273076), (230, 136538), (233, 134780), (293, 107180), (460, 68269), (466, 67390), (586, 53590), (932, 33695), (1165, 26956), (1172, 26795), (1465, 21436), (2330, 13478), (2930, 10718), (4660, 6739), (5359, 5860)]