128040420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2134007}}^1$

素因数の和:2134019

約数の個数: 24

約数和(自身を含む): 358513344

約数和(自身を除く): 230472924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2134007, 4268014, 6402021, 8536028, 10670035, 12804042, 21340070, 25608084, 32010105, 42680140, 64020210, 128040420]

約数ペア:

[(1, 128040420), (2, 64020210), (3, 42680140), (4, 32010105), (5, 25608084), (6, 21340070), (10, 12804042), (12, 10670035), (15, 8536028), (20, 6402021), (30, 4268014), (60, 2134007)]