127117240

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{9601}}^1$

素因数の和:9943

約数の個数: 32

約数和(自身を含む): 286907760

約数和(自身を除く): 159790520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 9601, 13240, 19202, 38404, 48005, 76808, 96010, 192020, 384040, 3177931, 6355862, 12711724, 15889655, 25423448, 31779310, 63558620, 127117240]

約数ペア:

[(1, 127117240), (2, 63558620), (4, 31779310), (5, 25423448), (8, 15889655), (10, 12711724), (20, 6355862), (40, 3177931), (331, 384040), (662, 192020), (1324, 96010), (1655, 76808), (2648, 48005), (3310, 38404), (6620, 19202), (9601, 13240)]