23398280

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1039}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 52790400

約数和(自身を除く): 29392120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1039, 1126, 2078, 2252, 2815, 4156, 4504, 5195, 5630, 8312, 10390, 11260, 20780, 22520, 41560, 584957, 1169914, 2339828, 2924785, 4679656, 5849570, 11699140, 23398280]

約数ペア:

[(1, 23398280), (2, 11699140), (4, 5849570), (5, 4679656), (8, 2924785), (10, 2339828), (20, 1169914), (40, 584957), (563, 41560), (1039, 22520), (1126, 20780), (2078, 11260), (2252, 10390), (2815, 8312), (4156, 5630), (4504, 5195)]