22229990

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4951}}^1$

素因数の和:5407

約数の個数: 16

約数和(自身を含む): 40111200

約数和(自身を除く): 17881210

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 4951, 9902, 24755, 49510, 2222999, 4445998, 11114995, 22229990]

約数ペア:

[(1, 22229990), (2, 11114995), (5, 4445998), (10, 2222999), (449, 49510), (898, 24755), (2245, 9902), (4490, 4951)]