22521250

素因数分解:

$2^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:484

約数の個数: 40

約数和(自身を含む): 43298640

約数和(自身を除く): 20777390

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 125, 215, 250, 419, 430, 625, 838, 1075, 1250, 2095, 2150, 4190, 5375, 10475, 10750, 18017, 20950, 26875, 36034, 52375, 53750, 90085, 104750, 180170, 261875, 450425, 523750, 900850, 2252125, 4504250, 11260625, 22521250]

約数ペア:

[(1, 22521250), (2, 11260625), (5, 4504250), (10, 2252125), (25, 900850), (43, 523750), (50, 450425), (86, 261875), (125, 180170), (215, 104750), (250, 90085), (419, 53750), (430, 52375), (625, 36034), (838, 26875), (1075, 20950), (1250, 18017), (2095, 10750), (2150, 10475), (4190, 5375)]