557260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 1360800

約数和(自身を除く): 803540

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 149, 170, 187, 220, 298, 340, 374, 596, 745, 748, 935, 1490, 1639, 1870, 2533, 2980, 3278, 3740, 5066, 6556, 8195, 10132, 12665, 16390, 25330, 27863, 32780, 50660, 55726, 111452, 139315, 278630, 557260]

約数ペア:

[(1, 557260), (2, 278630), (4, 139315), (5, 111452), (10, 55726), (11, 50660), (17, 32780), (20, 27863), (22, 25330), (34, 16390), (44, 12665), (55, 10132), (68, 8195), (85, 6556), (110, 5066), (149, 3740), (170, 3278), (187, 2980), (220, 2533), (298, 1870), (340, 1639), (374, 1490), (596, 935), (745, 748)]