20505350

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{6121}}^1$

素因数の和:6200

約数の個数: 24

約数和(自身を含む): 38715528

約数和(自身を除く): 18210178

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 335, 670, 1675, 3350, 6121, 12242, 30605, 61210, 153025, 306050, 410107, 820214, 2050535, 4101070, 10252675, 20505350]

約数ペア:

[(1, 20505350), (2, 10252675), (5, 4101070), (10, 2050535), (25, 820214), (50, 410107), (67, 306050), (134, 153025), (335, 61210), (670, 30605), (1675, 12242), (3350, 6121)]