1395760

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:325

約数の個数: 40

約数和(自身を含む): 3303360

約数和(自身を除く): 1907600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 239, 292, 365, 478, 584, 730, 956, 1168, 1195, 1460, 1912, 2390, 2920, 3824, 4780, 5840, 9560, 17447, 19120, 34894, 69788, 87235, 139576, 174470, 279152, 348940, 697880, 1395760]

約数ペア:

[(1, 1395760), (2, 697880), (4, 348940), (5, 279152), (8, 174470), (10, 139576), (16, 87235), (20, 69788), (40, 34894), (73, 19120), (80, 17447), (146, 9560), (239, 5840), (292, 4780), (365, 3824), (478, 2920), (584, 2390), (730, 1912), (956, 1460), (1168, 1195)]