2791520

素因数分解:

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

素因数の和:327

約数の個数: 48

約数和(自身を含む): 6713280

約数和(自身を除く): 3921760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 239, 292, 365, 478, 584, 730, 956, 1168, 1195, 1460, 1912, 2336, 2390, 2920, 3824, 4780, 5840, 7648, 9560, 11680, 17447, 19120, 34894, 38240, 69788, 87235, 139576, 174470, 279152, 348940, 558304, 697880, 1395760, 2791520]

約数ペア:

[(1, 2791520), (2, 1395760), (4, 697880), (5, 558304), (8, 348940), (10, 279152), (16, 174470), (20, 139576), (32, 87235), (40, 69788), (73, 38240), (80, 34894), (146, 19120), (160, 17447), (239, 11680), (292, 9560), (365, 7648), (478, 5840), (584, 4780), (730, 3824), (956, 2920), (1168, 2390), (1195, 2336), (1460, 1912)]