86854180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7853}}^1$

素因数の和:7948

約数の個数: 48

約数和(自身を含む): 211115520

約数和(自身を除く): 124261340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 7853, 11060, 15706, 31412, 39265, 54971, 78530, 109942, 157060, 219884, 274855, 549710, 620387, 1099420, 1240774, 2481548, 3101935, 4342709, 6203870, 8685418, 12407740, 17370836, 21713545, 43427090, 86854180]

約数ペア:

[(1, 86854180), (2, 43427090), (4, 21713545), (5, 17370836), (7, 12407740), (10, 8685418), (14, 6203870), (20, 4342709), (28, 3101935), (35, 2481548), (70, 1240774), (79, 1099420), (140, 620387), (158, 549710), (316, 274855), (395, 219884), (553, 157060), (790, 109942), (1106, 78530), (1580, 54971), (2212, 39265), (2765, 31412), (5530, 15706), (7853, 11060)]