8478440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7309}}^1$

素因数の和:7349

約数の個数: 32

約数和(自身を含む): 19737000

約数和(自身を除く): 11258560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 7309, 14618, 29236, 36545, 58472, 73090, 146180, 211961, 292360, 423922, 847844, 1059805, 1695688, 2119610, 4239220, 8478440]

約数ペア:

[(1, 8478440), (2, 4239220), (4, 2119610), (5, 1695688), (8, 1059805), (10, 847844), (20, 423922), (29, 292360), (40, 211961), (58, 146180), (116, 73090), (145, 58472), (232, 36545), (290, 29236), (580, 14618), (1160, 7309)]