23999020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{7643}}^1$

素因数の和:7809

約数の個数: 24

約数和(自身を含む): 50725584

約数和(自身を除く): 26726564

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 7643, 15286, 30572, 38215, 76430, 152860, 1199951, 2399902, 4799804, 5999755, 11999510, 23999020]

約数ペア:

[(1, 23999020), (2, 11999510), (4, 5999755), (5, 4799804), (10, 2399902), (20, 1199951), (157, 152860), (314, 76430), (628, 38215), (785, 30572), (1570, 15286), (3140, 7643)]