7767640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11423}}^1$

素因数の和:11451

約数の個数: 32

約数和(自身を含む): 18506880

約数和(自身を除く): 10739240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 11423, 22846, 45692, 57115, 91384, 114230, 194191, 228460, 388382, 456920, 776764, 970955, 1553528, 1941910, 3883820, 7767640]

約数ペア:

[(1, 7767640), (2, 3883820), (4, 1941910), (5, 1553528), (8, 970955), (10, 776764), (17, 456920), (20, 388382), (34, 228460), (40, 194191), (68, 114230), (85, 91384), (136, 57115), (170, 45692), (340, 22846), (680, 11423)]