201478540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137999}}^1$

素因数の和:138081

約数の個数: 24

約数和(自身を含む): 428904000

約数和(自身を除く): 227425460

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 137999, 275998, 551996, 689995, 1379990, 2759980, 10073927, 20147854, 40295708, 50369635, 100739270, 201478540]

約数ペア:

[(1, 201478540), (2, 100739270), (4, 50369635), (5, 40295708), (10, 20147854), (20, 10073927), (73, 2759980), (146, 1379990), (292, 689995), (365, 551996), (730, 275998), (1460, 137999)]