7936240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{587}}^1$

素因数の和:626

約数の個数: 60

約数和(自身を含む): 20014344

約数和(自身を除く): 12078104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 587, 676, 845, 1040, 1174, 1352, 1690, 2348, 2704, 2935, 3380, 4696, 5870, 6760, 7631, 9392, 11740, 13520, 15262, 23480, 30524, 38155, 46960, 61048, 76310, 99203, 122096, 152620, 198406, 305240, 396812, 496015, 610480, 793624, 992030, 1587248, 1984060, 3968120, 7936240]

約数ペア:

[(1, 7936240), (2, 3968120), (4, 1984060), (5, 1587248), (8, 992030), (10, 793624), (13, 610480), (16, 496015), (20, 396812), (26, 305240), (40, 198406), (52, 152620), (65, 122096), (80, 99203), (104, 76310), (130, 61048), (169, 46960), (208, 38155), (260, 30524), (338, 23480), (520, 15262), (587, 13520), (676, 11740), (845, 9392), (1040, 7631), (1174, 6760), (1352, 5870), (1690, 4696), (2348, 3380), (2704, 2935)]