86559620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6947}}^1$

素因数の和:7052

約数の個数: 48

約数和(自身を含む): 210107520

約数和(自身を除く): 123547900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 6947, 12460, 13894, 27788, 34735, 48629, 69470, 97258, 138940, 194516, 243145, 486290, 618283, 972580, 1236566, 2473132, 3091415, 4327981, 6182830, 8655962, 12365660, 17311924, 21639905, 43279810, 86559620]

約数ペア:

[(1, 86559620), (2, 43279810), (4, 21639905), (5, 17311924), (7, 12365660), (10, 8655962), (14, 6182830), (20, 4327981), (28, 3091415), (35, 2473132), (70, 1236566), (89, 972580), (140, 618283), (178, 486290), (356, 243145), (445, 194516), (623, 138940), (890, 97258), (1246, 69470), (1780, 48629), (2492, 34735), (3115, 27788), (6230, 13894), (6947, 12460)]