2804660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 6377616

約数和(自身を除く): 3572956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 113, 146, 170, 226, 292, 340, 365, 452, 565, 730, 1130, 1241, 1460, 1921, 2260, 2482, 3842, 4964, 6205, 7684, 8249, 9605, 12410, 16498, 19210, 24820, 32996, 38420, 41245, 82490, 140233, 164980, 280466, 560932, 701165, 1402330, 2804660]

約数ペア:

[(1, 2804660), (2, 1402330), (4, 701165), (5, 560932), (10, 280466), (17, 164980), (20, 140233), (34, 82490), (68, 41245), (73, 38420), (85, 32996), (113, 24820), (146, 19210), (170, 16498), (226, 12410), (292, 9605), (340, 8249), (365, 7684), (452, 6205), (565, 4964), (730, 3842), (1130, 2482), (1241, 2260), (1460, 1921)]