28346460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10987}}^1$

素因数の和:11042

約数の個数: 48

約数和(自身を含む): 81223296

約数和(自身を除く): 52876836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 10987, 21974, 32961, 43948, 54935, 65922, 109870, 131844, 164805, 219740, 329610, 472441, 659220, 944882, 1417323, 1889764, 2362205, 2834646, 4724410, 5669292, 7086615, 9448820, 14173230, 28346460]

約数ペア:

[(1, 28346460), (2, 14173230), (3, 9448820), (4, 7086615), (5, 5669292), (6, 4724410), (10, 2834646), (12, 2362205), (15, 1889764), (20, 1417323), (30, 944882), (43, 659220), (60, 472441), (86, 329610), (129, 219740), (172, 164805), (215, 131844), (258, 109870), (430, 65922), (516, 54935), (645, 43948), (860, 32961), (1290, 21974), (2580, 10987)]