77346940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20681}}^1$

素因数の和:20718

約数の個数: 48

約数和(自身を含む): 187627104

約数和(自身を除く): 110280164

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 20681, 41362, 82724, 103405, 206810, 227491, 351577, 413620, 454982, 703154, 909964, 1137455, 1406308, 1757885, 2274910, 3515770, 3867347, 4549820, 7031540, 7734694, 15469388, 19336735, 38673470, 77346940]

約数ペア:

[(1, 77346940), (2, 38673470), (4, 19336735), (5, 15469388), (10, 7734694), (11, 7031540), (17, 4549820), (20, 3867347), (22, 3515770), (34, 2274910), (44, 1757885), (55, 1406308), (68, 1137455), (85, 909964), (110, 703154), (170, 454982), (187, 413620), (220, 351577), (340, 227491), (374, 206810), (748, 103405), (935, 82724), (1870, 41362), (3740, 20681)]