1444040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2777}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 3500280

約数和(自身を除く): 2056240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2777, 5554, 11108, 13885, 22216, 27770, 36101, 55540, 72202, 111080, 144404, 180505, 288808, 361010, 722020, 1444040]

約数ペア:

[(1, 1444040), (2, 722020), (4, 361010), (5, 288808), (8, 180505), (10, 144404), (13, 111080), (20, 72202), (26, 55540), (40, 36101), (52, 27770), (65, 22216), (104, 13885), (130, 11108), (260, 5554), (520, 2777)]