207842980

素因数分解:

$2^2\times 5^1\times {\mathrm{2099}}^1\times {\mathrm{4951}}^1$

素因数の和:7059

約数の個数: 24

約数和(自身を含む): 436766400

約数和(自身を除く): 228923420

約数列:

[1, 2, 4, 5, 10, 20, 2099, 4198, 4951, 8396, 9902, 10495, 19804, 20990, 24755, 41980, 49510, 99020, 10392149, 20784298, 41568596, 51960745, 103921490, 207842980]

約数ペア:

[(1, 207842980), (2, 103921490), (4, 51960745), (5, 41568596), (10, 20784298), (20, 10392149), (2099, 99020), (4198, 49510), (4951, 41980), (8396, 24755), (9902, 20990), (10495, 19804)]