20473460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{146239}}^1$

素因数の和:146255

約数の個数: 24

約数和(自身を含む): 49136640

約数和(自身を除く): 28663180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 146239, 292478, 584956, 731195, 1023673, 1462390, 2047346, 2924780, 4094692, 5118365, 10236730, 20473460]

約数ペア:

[(1, 20473460), (2, 10236730), (4, 5118365), (5, 4094692), (7, 2924780), (10, 2047346), (14, 1462390), (20, 1023673), (28, 731195), (35, 584956), (70, 292478), (140, 146239)]