201899120

素因数分解:

$2^4\times 5^1\times {\mathrm{2523739}}^1$

素因数の和:2523752

約数の個数: 20

約数和(自身を含む): 469415640

約数和(自身を除く): 267516520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2523739, 5047478, 10094956, 12618695, 20189912, 25237390, 40379824, 50474780, 100949560, 201899120]

約数ペア:

[(1, 201899120), (2, 100949560), (4, 50474780), (5, 40379824), (8, 25237390), (10, 20189912), (16, 12618695), (20, 10094956), (40, 5047478), (80, 2523739)]