201584620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141961}}^1$

素因数の和:142041

約数の個数: 24

約数和(自身を含む): 429293088

約数和(自身を除く): 227708468

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141961, 283922, 567844, 709805, 1419610, 2839220, 10079231, 20158462, 40316924, 50396155, 100792310, 201584620]

約数ペア:

[(1, 201584620), (2, 100792310), (4, 50396155), (5, 40316924), (10, 20158462), (20, 10079231), (71, 2839220), (142, 1419610), (284, 709805), (355, 567844), (710, 283922), (1420, 141961)]