20861700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{69539}}^1$

素因数の和:69556

約数の個数: 36

約数和(自身を含む): 60360720

約数和(自身を除く): 39499020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 69539, 139078, 208617, 278156, 347695, 417234, 695390, 834468, 1043085, 1390780, 1738475, 2086170, 3476950, 4172340, 5215425, 6953900, 10430850, 20861700]

約数ペア:

[(1, 20861700), (2, 10430850), (3, 6953900), (4, 5215425), (5, 4172340), (6, 3476950), (10, 2086170), (12, 1738475), (15, 1390780), (20, 1043085), (25, 834468), (30, 695390), (50, 417234), (60, 347695), (75, 278156), (100, 208617), (150, 139078), (300, 69539)]