27241360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7919}}^1$

素因数の和:7975

約数の個数: 40

約数和(自身を含む): 64817280

約数和(自身を除く): 37575920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 7919, 15838, 31676, 39595, 63352, 79190, 126704, 158380, 316760, 340517, 633520, 681034, 1362068, 1702585, 2724136, 3405170, 5448272, 6810340, 13620680, 27241360]

約数ペア:

[(1, 27241360), (2, 13620680), (4, 6810340), (5, 5448272), (8, 3405170), (10, 2724136), (16, 1702585), (20, 1362068), (40, 681034), (43, 633520), (80, 340517), (86, 316760), (172, 158380), (215, 126704), (344, 79190), (430, 63352), (688, 39595), (860, 31676), (1720, 15838), (3440, 7919)]