8180336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:477

約数の個数: 40

約数和(自身を含む): 16963200

約数和(自身を除く): 8782864

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 379, 568, 758, 1136, 1349, 1516, 2698, 3032, 5396, 6064, 7201, 10792, 14402, 21584, 26909, 28804, 53818, 57608, 107636, 115216, 215272, 430544, 511271, 1022542, 2045084, 4090168, 8180336]

約数ペア:

[(1, 8180336), (2, 4090168), (4, 2045084), (8, 1022542), (16, 511271), (19, 430544), (38, 215272), (71, 115216), (76, 107636), (142, 57608), (152, 53818), (284, 28804), (304, 26909), (379, 21584), (568, 14402), (758, 10792), (1136, 7201), (1349, 6064), (1516, 5396), (2698, 3032)]