323362220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{1109}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 693705600

約数和(自身を除く): 370343380

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 239, 244, 305, 478, 610, 956, 1109, 1195, 1220, 2218, 2390, 4436, 4780, 5545, 11090, 14579, 22180, 29158, 58316, 67649, 72895, 135298, 145790, 265051, 270596, 291580, 338245, 530102, 676490, 1060204, 1325255, 1352980, 2650510, 5301020, 16168111, 32336222, 64672444, 80840555, 161681110, 323362220]

約数ペア:

[(1, 323362220), (2, 161681110), (4, 80840555), (5, 64672444), (10, 32336222), (20, 16168111), (61, 5301020), (122, 2650510), (239, 1352980), (244, 1325255), (305, 1060204), (478, 676490), (610, 530102), (956, 338245), (1109, 291580), (1195, 270596), (1220, 265051), (2218, 145790), (2390, 135298), (4436, 72895), (4780, 67649), (5545, 58316), (11090, 29158), (14579, 22180)]