40788840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{339907}}^1$

素因数の和:339921

約数の個数: 32

約数和(自身を含む): 122366880

約数和(自身を除く): 81578040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 339907, 679814, 1019721, 1359628, 1699535, 2039442, 2719256, 3399070, 4078884, 5098605, 6798140, 8157768, 10197210, 13596280, 20394420, 40788840]

約数ペア:

[(1, 40788840), (2, 20394420), (3, 13596280), (4, 10197210), (5, 8157768), (6, 6798140), (8, 5098605), (10, 4078884), (12, 3399070), (15, 2719256), (20, 2039442), (24, 1699535), (30, 1359628), (40, 1019721), (60, 679814), (120, 339907)]