16587680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2411}}^1$

素因数の和:2469

約数の個数: 48

約数和(自身を含む): 40116384

約数和(自身を除く): 23528704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 2411, 3440, 4822, 6880, 9644, 12055, 19288, 24110, 38576, 48220, 77152, 96440, 103673, 192880, 207346, 385760, 414692, 518365, 829384, 1036730, 1658768, 2073460, 3317536, 4146920, 8293840, 16587680]

約数ペア:

[(1, 16587680), (2, 8293840), (4, 4146920), (5, 3317536), (8, 2073460), (10, 1658768), (16, 1036730), (20, 829384), (32, 518365), (40, 414692), (43, 385760), (80, 207346), (86, 192880), (160, 103673), (172, 96440), (215, 77152), (344, 48220), (430, 38576), (688, 24110), (860, 19288), (1376, 12055), (1720, 9644), (2411, 6880), (3440, 4822)]