40871240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13997}}^1$

素因数の和:14081

約数の個数: 32

約数和(自身を含む): 93226680

約数和(自身を除く): 52355440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 13997, 27994, 55988, 69985, 111976, 139970, 279940, 559880, 1021781, 2043562, 4087124, 5108905, 8174248, 10217810, 20435620, 40871240]

約数ペア:

[(1, 40871240), (2, 20435620), (4, 10217810), (5, 8174248), (8, 5108905), (10, 4087124), (20, 2043562), (40, 1021781), (73, 559880), (146, 279940), (292, 139970), (365, 111976), (584, 69985), (730, 55988), (1460, 27994), (2920, 13997)]