4784420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 10629360

約数和(自身を除く): 5844940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 113, 116, 145, 146, 226, 290, 292, 365, 452, 565, 580, 730, 1130, 1460, 2117, 2260, 3277, 4234, 6554, 8249, 8468, 10585, 13108, 16385, 16498, 21170, 32770, 32996, 41245, 42340, 65540, 82490, 164980, 239221, 478442, 956884, 1196105, 2392210, 4784420]

約数ペア:

[(1, 4784420), (2, 2392210), (4, 1196105), (5, 956884), (10, 478442), (20, 239221), (29, 164980), (58, 82490), (73, 65540), (113, 42340), (116, 41245), (145, 32996), (146, 32770), (226, 21170), (290, 16498), (292, 16385), (365, 13108), (452, 10585), (565, 8468), (580, 8249), (730, 6554), (1130, 4234), (1460, 3277), (2117, 2260)]