520001060

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{827}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 1105876800

約数和(自身を除く): 585875740

約数列:

[1, 2, 4, 5, 10, 20, 149, 211, 298, 422, 596, 745, 827, 844, 1055, 1490, 1654, 2110, 2980, 3308, 4135, 4220, 8270, 16540, 31439, 62878, 123223, 125756, 157195, 174497, 246446, 314390, 348994, 492892, 616115, 628780, 697988, 872485, 1232230, 1744970, 2464460, 3489940, 26000053, 52000106, 104000212, 130000265, 260000530, 520001060]

約数ペア:

[(1, 520001060), (2, 260000530), (4, 130000265), (5, 104000212), (10, 52000106), (20, 26000053), (149, 3489940), (211, 2464460), (298, 1744970), (422, 1232230), (596, 872485), (745, 697988), (827, 628780), (844, 616115), (1055, 492892), (1490, 348994), (1654, 314390), (2110, 246446), (2980, 174497), (3308, 157195), (4135, 125756), (4220, 123223), (8270, 62878), (16540, 31439)]