8109520

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 18998784

約数和(自身を除く): 10889264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 607, 668, 835, 1214, 1336, 1670, 2428, 2672, 3035, 3340, 4856, 6070, 6680, 9712, 12140, 13360, 24280, 48560, 101369, 202738, 405476, 506845, 810952, 1013690, 1621904, 2027380, 4054760, 8109520]

約数ペア:

[(1, 8109520), (2, 4054760), (4, 2027380), (5, 1621904), (8, 1013690), (10, 810952), (16, 506845), (20, 405476), (40, 202738), (80, 101369), (167, 48560), (334, 24280), (607, 13360), (668, 12140), (835, 9712), (1214, 6680), (1336, 6070), (1670, 4856), (2428, 3340), (2672, 3035)]