86933860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1399}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 197568000

約数和(自身を除く): 110634140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 239, 260, 478, 956, 1195, 1399, 2390, 2798, 3107, 4780, 5596, 6214, 6995, 12428, 13990, 15535, 18187, 27980, 31070, 36374, 62140, 72748, 90935, 181870, 334361, 363740, 668722, 1337444, 1671805, 3343610, 4346693, 6687220, 8693386, 17386772, 21733465, 43466930, 86933860]

約数ペア:

[(1, 86933860), (2, 43466930), (4, 21733465), (5, 17386772), (10, 8693386), (13, 6687220), (20, 4346693), (26, 3343610), (52, 1671805), (65, 1337444), (130, 668722), (239, 363740), (260, 334361), (478, 181870), (956, 90935), (1195, 72748), (1399, 62140), (2390, 36374), (2798, 31070), (3107, 27980), (4780, 18187), (5596, 15535), (6214, 13990), (6995, 12428)]