220850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{631}}^1$

素因数の和:650

約数の個数: 24

約数和(自身を含む): 470208

約数和(自身を除く): 249358

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 631, 1262, 3155, 4417, 6310, 8834, 15775, 22085, 31550, 44170, 110425, 220850]

約数ペア:

[(1, 220850), (2, 110425), (5, 44170), (7, 31550), (10, 22085), (14, 15775), (25, 8834), (35, 6310), (50, 4417), (70, 3155), (175, 1262), (350, 631)]