140879810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{454451}}^1$

素因数の和:454489

約数の個数: 16

約数和(自身を含む): 261764352

約数和(自身を除く): 120884542

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 454451, 908902, 2272255, 4544510, 14087981, 28175962, 70439905, 140879810]

約数ペア:

[(1, 140879810), (2, 70439905), (5, 28175962), (10, 14087981), (31, 4544510), (62, 2272255), (155, 908902), (310, 454451)]