31603120

素因数分解:

$2^4\times 5^1\times {\mathrm{395039}}^1$

素因数の和:395052

約数の個数: 20

約数和(自身を含む): 73477440

約数和(自身を除く): 41874320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 395039, 790078, 1580156, 1975195, 3160312, 3950390, 6320624, 7900780, 15801560, 31603120]

約数ペア:

[(1, 31603120), (2, 15801560), (4, 7900780), (5, 6320624), (8, 3950390), (10, 3160312), (16, 1975195), (20, 1580156), (40, 790078), (80, 395039)]