488561140

素因数分解:

$2^2\times 5^1\times {\mathrm{2143}}^1\times {\mathrm{11399}}^1$

素因数の和:13551

約数の個数: 24

約数和(自身を含む): 1026547200

約数和(自身を除く): 537986060

約数列:

[1, 2, 4, 5, 10, 20, 2143, 4286, 8572, 10715, 11399, 21430, 22798, 42860, 45596, 56995, 113990, 227980, 24428057, 48856114, 97712228, 122140285, 244280570, 488561140]

約数ペア:

[(1, 488561140), (2, 244280570), (4, 122140285), (5, 97712228), (10, 48856114), (20, 24428057), (2143, 227980), (4286, 113990), (8572, 56995), (10715, 45596), (11399, 42860), (21430, 22798)]