40488920

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5851}}^1$

素因数の和:6035

約数の個数: 32

約数和(自身を含む): 91642320

約数和(自身を除く): 51153400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 5851, 6920, 11702, 23404, 29255, 46808, 58510, 117020, 234040, 1012223, 2024446, 4048892, 5061115, 8097784, 10122230, 20244460, 40488920]

約数ペア:

[(1, 40488920), (2, 20244460), (4, 10122230), (5, 8097784), (8, 5061115), (10, 4048892), (20, 2024446), (40, 1012223), (173, 234040), (346, 117020), (692, 58510), (865, 46808), (1384, 29255), (1730, 23404), (3460, 11702), (5851, 6920)]