2440085140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7176721}}^1$

素因数の和:7176747

約数の個数: 24

約数和(自身を含む): 5425601832

約数和(自身を除く): 2985516692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 7176721, 14353442, 28706884, 35883605, 71767210, 122004257, 143534420, 244008514, 488017028, 610021285, 1220042570, 2440085140]

約数ペア:

[(1, 2440085140), (2, 1220042570), (4, 610021285), (5, 488017028), (10, 244008514), (17, 143534420), (20, 122004257), (34, 71767210), (68, 35883605), (85, 28706884), (170, 14353442), (340, 7176721)]