8142040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7019}}^1$

素因数の和:7059

約数の個数: 32

約数和(自身を含む): 18954000

約数和(自身を除く): 10811960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 7019, 14038, 28076, 35095, 56152, 70190, 140380, 203551, 280760, 407102, 814204, 1017755, 1628408, 2035510, 4071020, 8142040]

約数ペア:

[(1, 8142040), (2, 4071020), (4, 2035510), (5, 1628408), (8, 1017755), (10, 814204), (20, 407102), (29, 280760), (40, 203551), (58, 140380), (116, 70190), (145, 56152), (232, 35095), (290, 28076), (580, 14038), (1160, 7019)]