38754420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{645907}}^1$

素因数の和:645919

約数の個数: 24

約数和(自身を含む): 108512544

約数和(自身を除く): 69758124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 645907, 1291814, 1937721, 2583628, 3229535, 3875442, 6459070, 7750884, 9688605, 12918140, 19377210, 38754420]

約数ペア:

[(1, 38754420), (2, 19377210), (3, 12918140), (4, 9688605), (5, 7750884), (6, 6459070), (10, 3875442), (12, 3229535), (15, 2583628), (20, 1937721), (30, 1291814), (60, 645907)]