3984920452880

素因数分解:

$2^4\times 5^1\times {\mathrm{49811505661}}^1$

素因数の和:49811505674

約数の個数: 20

約数和(自身を含む): 9264940053132

約数和(自身を除く): 5280019600252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49811505661, 99623011322, 199246022644, 249057528305, 398492045288, 498115056610, 796984090576, 996230113220, 1992460226440, 3984920452880]

約数ペア:

[(1, 3984920452880), (2, 1992460226440), (4, 996230113220), (5, 796984090576), (8, 498115056610), (10, 398492045288), (16, 249057528305), (20, 199246022644), (40, 99623011322), (80, 49811505661)]