488343920

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{25541}}^1$

素因数の和:25793

約数の個数: 40

約数和(自身を含む): 1140194880

約数和(自身を除く): 651850960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 9560, 19120, 25541, 51082, 102164, 127705, 204328, 255410, 408656, 510820, 1021640, 2043280, 6104299, 12208598, 24417196, 30521495, 48834392, 61042990, 97668784, 122085980, 244171960, 488343920]

約数ペア:

[(1, 488343920), (2, 244171960), (4, 122085980), (5, 97668784), (8, 61042990), (10, 48834392), (16, 30521495), (20, 24417196), (40, 12208598), (80, 6104299), (239, 2043280), (478, 1021640), (956, 510820), (1195, 408656), (1912, 255410), (2390, 204328), (3824, 127705), (4780, 102164), (9560, 51082), (19120, 25541)]