8102840

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1213}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 18355680

約数和(自身を除く): 10252840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1213, 1336, 1670, 2426, 3340, 4852, 6065, 6680, 9704, 12130, 24260, 48520, 202571, 405142, 810284, 1012855, 1620568, 2025710, 4051420, 8102840]

約数ペア:

[(1, 8102840), (2, 4051420), (4, 2025710), (5, 1620568), (8, 1012855), (10, 810284), (20, 405142), (40, 202571), (167, 48520), (334, 24260), (668, 12130), (835, 9704), (1213, 6680), (1336, 6065), (1670, 4852), (2426, 3340)]