2359240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 5764500

約数和(自身を除く): 3405260

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 349, 520, 676, 698, 845, 1352, 1396, 1690, 1745, 2792, 3380, 3490, 4537, 6760, 6980, 9074, 13960, 18148, 22685, 36296, 45370, 58981, 90740, 117962, 181480, 235924, 294905, 471848, 589810, 1179620, 2359240]

約数ペア:

[(1, 2359240), (2, 1179620), (4, 589810), (5, 471848), (8, 294905), (10, 235924), (13, 181480), (20, 117962), (26, 90740), (40, 58981), (52, 45370), (65, 36296), (104, 22685), (130, 18148), (169, 13960), (260, 9074), (338, 6980), (349, 6760), (520, 4537), (676, 3490), (698, 3380), (845, 2792), (1352, 1745), (1396, 1690)]