426341680

素因数分解:

$2^4\times 5^1\times {\mathrm{5329271}}^1$

素因数の和:5329284

約数の個数: 20

約数和(自身を含む): 991244592

約数和(自身を除く): 564902912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5329271, 10658542, 21317084, 26646355, 42634168, 53292710, 85268336, 106585420, 213170840, 426341680]

約数ペア:

[(1, 426341680), (2, 213170840), (4, 106585420), (5, 85268336), (8, 53292710), (10, 42634168), (16, 26646355), (20, 21317084), (40, 10658542), (80, 5329271)]