1220960

素因数分解:

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

素因数の和:615

約数の個数: 48

約数和(自身を含む): 3111696

約数和(自身を除く): 1890736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 587, 1040, 1174, 2080, 2348, 2935, 4696, 5870, 7631, 9392, 11740, 15262, 18784, 23480, 30524, 38155, 46960, 61048, 76310, 93920, 122096, 152620, 244192, 305240, 610480, 1220960]

約数ペア:

[(1, 1220960), (2, 610480), (4, 305240), (5, 244192), (8, 152620), (10, 122096), (13, 93920), (16, 76310), (20, 61048), (26, 46960), (32, 38155), (40, 30524), (52, 23480), (65, 18784), (80, 15262), (104, 11740), (130, 9392), (160, 7631), (208, 5870), (260, 4696), (416, 2935), (520, 2348), (587, 2080), (1040, 1174)]