126040120

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{11981}}^1$

素因数の和:12255

約数の個数: 32

約数和(自身を含む): 284692320

約数和(自身を除く): 158652200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 11981, 23962, 47924, 59905, 95848, 119810, 239620, 479240, 3151003, 6302006, 12604012, 15755015, 25208024, 31510030, 63020060, 126040120]

約数ペア:

[(1, 126040120), (2, 63020060), (4, 31510030), (5, 25208024), (8, 15755015), (10, 12604012), (20, 6302006), (40, 3151003), (263, 479240), (526, 239620), (1052, 119810), (1315, 95848), (2104, 59905), (2630, 47924), (5260, 23962), (10520, 11981)]