89662020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{213481}}^1$

素因数の和:213500

約数の個数: 48

約数和(自身を含む): 286919808

約数和(自身を除く): 197257788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 213481, 426962, 640443, 853924, 1067405, 1280886, 1494367, 2134810, 2561772, 2988734, 3202215, 4269620, 4483101, 5977468, 6404430, 7471835, 8966202, 12808860, 14943670, 17932404, 22415505, 29887340, 44831010, 89662020]

約数ペア:

[(1, 89662020), (2, 44831010), (3, 29887340), (4, 22415505), (5, 17932404), (6, 14943670), (7, 12808860), (10, 8966202), (12, 7471835), (14, 6404430), (15, 5977468), (20, 4483101), (21, 4269620), (28, 3202215), (30, 2988734), (35, 2561772), (42, 2134810), (60, 1494367), (70, 1280886), (84, 1067405), (105, 853924), (140, 640443), (210, 426962), (420, 213481)]