8023240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2539}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 18288000

約数和(自身を除く): 10264760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 2539, 3160, 5078, 10156, 12695, 20312, 25390, 50780, 101560, 200581, 401162, 802324, 1002905, 1604648, 2005810, 4011620, 8023240]

約数ペア:

[(1, 8023240), (2, 4011620), (4, 2005810), (5, 1604648), (8, 1002905), (10, 802324), (20, 401162), (40, 200581), (79, 101560), (158, 50780), (316, 25390), (395, 20312), (632, 12695), (790, 10156), (1580, 5078), (2539, 3160)]