89578020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{213281}}^1$

素因数の和:213300

約数の個数: 48

約数和(自身を含む): 286651008

約数和(自身を除く): 197072988

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, 213281, 426562, 639843, 853124, 1066405, 1279686, 1492967, 2132810, 2559372, 2985934, 3199215, 4265620, 4478901, 5971868, 6398430, 7464835, 8957802, 12796860, 14929670, 17915604, 22394505, 29859340, 44789010, 89578020]

約数ペア:

[(1, 89578020), (2, 44789010), (3, 29859340), (4, 22394505), (5, 17915604), (6, 14929670), (7, 12796860), (10, 8957802), (12, 7464835), (14, 6398430), (15, 5971868), (20, 4478901), (21, 4265620), (28, 3199215), (30, 2985934), (35, 2559372), (42, 2132810), (60, 1492967), (70, 1279686), (84, 1066405), (105, 853124), (140, 639843), (210, 426562), (420, 213281)]