23220100

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2609}}^1$

素因数の和:2712

約数の個数: 36

約数和(自身を含む): 50973300

約数和(自身を除く): 27753200

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1780, 2225, 2609, 4450, 5218, 8900, 10436, 13045, 26090, 52180, 65225, 130450, 232201, 260900, 464402, 928804, 1161005, 2322010, 4644020, 5805025, 11610050, 23220100]

約数ペア:

[(1, 23220100), (2, 11610050), (4, 5805025), (5, 4644020), (10, 2322010), (20, 1161005), (25, 928804), (50, 464402), (89, 260900), (100, 232201), (178, 130450), (356, 65225), (445, 52180), (890, 26090), (1780, 13045), (2225, 10436), (2609, 8900), (4450, 5218)]