188371760

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{15803}}^1$

素因数の和:15965

約数の個数: 40

約数和(自身を含む): 440931600

約数和(自身を除く): 252559840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 15803, 31606, 63212, 79015, 126424, 158030, 252848, 316060, 632120, 1264240, 2354647, 4709294, 9418588, 11773235, 18837176, 23546470, 37674352, 47092940, 94185880, 188371760]

約数ペア:

[(1, 188371760), (2, 94185880), (4, 47092940), (5, 37674352), (8, 23546470), (10, 18837176), (16, 11773235), (20, 9418588), (40, 4709294), (80, 2354647), (149, 1264240), (298, 632120), (596, 316060), (745, 252848), (1192, 158030), (1490, 126424), (2384, 79015), (2980, 63212), (5960, 31606), (11920, 15803)]