20403510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10151}}^1$

素因数の和:10228

約数の個数: 32

約数和(自身を含む): 49704192

約数和(自身を除く): 29300682

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10151, 20302, 30453, 50755, 60906, 101510, 152265, 304530, 680117, 1360234, 2040351, 3400585, 4080702, 6801170, 10201755, 20403510]

約数ペア:

[(1, 20403510), (2, 10201755), (3, 6801170), (5, 4080702), (6, 3400585), (10, 2040351), (15, 1360234), (30, 680117), (67, 304530), (134, 152265), (201, 101510), (335, 60906), (402, 50755), (670, 30453), (1005, 20302), (2010, 10151)]