2142409490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{401953}}^1$

素因数の和:402014

約数の個数: 32

約数和(自身を含む): 4254281136

約数和(自身を除く): 2111871646

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 401953, 803906, 2009765, 4019530, 5225389, 10450778, 16480073, 26126945, 32960146, 52253890, 82400365, 164800730, 214240949, 428481898, 1071204745, 2142409490]

約数ペア:

[(1, 2142409490), (2, 1071204745), (5, 428481898), (10, 214240949), (13, 164800730), (26, 82400365), (41, 52253890), (65, 32960146), (82, 26126945), (130, 16480073), (205, 10450778), (410, 5225389), (533, 4019530), (1066, 2009765), (2665, 803906), (5330, 401953)]