23015120

素因数分解:

$2^4\times 5^1\times {\mathrm{287689}}^1$

素因数の和:287702

約数の個数: 20

約数和(自身を含む): 53510340

約数和(自身を除く): 30495220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 287689, 575378, 1150756, 1438445, 2301512, 2876890, 4603024, 5753780, 11507560, 23015120]

約数ペア:

[(1, 23015120), (2, 11507560), (4, 5753780), (5, 4603024), (8, 2876890), (10, 2301512), (16, 1438445), (20, 1150756), (40, 575378), (80, 287689)]