2480451740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{134369}}^1$

素因数の和:134462

約数の個数: 48

約数和(自身を含む): 5688688320

約数和(自身を除く): 3208236580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 18460, 134369, 268738, 537476, 671845, 1343690, 1746797, 2687380, 3493594, 6987188, 8733985, 9540199, 17467970, 19080398, 34935940, 38160796, 47700995, 95401990, 124022587, 190803980, 248045174, 496090348, 620112935, 1240225870, 2480451740]

約数ペア:

[(1, 2480451740), (2, 1240225870), (4, 620112935), (5, 496090348), (10, 248045174), (13, 190803980), (20, 124022587), (26, 95401990), (52, 47700995), (65, 38160796), (71, 34935940), (130, 19080398), (142, 17467970), (260, 9540199), (284, 8733985), (355, 6987188), (710, 3493594), (923, 2687380), (1420, 1746797), (1846, 1343690), (3692, 671845), (4615, 537476), (9230, 268738), (18460, 134369)]