8472920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6833}}^1$

素因数の和:6875

約数の個数: 32

約数和(自身を含む): 19681920

約数和(自身を除く): 11209000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6833, 13666, 27332, 34165, 54664, 68330, 136660, 211823, 273320, 423646, 847292, 1059115, 1694584, 2118230, 4236460, 8472920]

約数ペア:

[(1, 8472920), (2, 4236460), (4, 2118230), (5, 1694584), (8, 1059115), (10, 847292), (20, 423646), (31, 273320), (40, 211823), (62, 136660), (124, 68330), (155, 54664), (248, 34165), (310, 27332), (620, 13666), (1240, 6833)]