89341960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 207820800

約数和(自身を除く): 118478840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 127, 172, 215, 254, 344, 409, 430, 508, 635, 818, 860, 1016, 1270, 1636, 1720, 2045, 2540, 3272, 4090, 5080, 5461, 8180, 10922, 16360, 17587, 21844, 27305, 35174, 43688, 51943, 54610, 70348, 87935, 103886, 109220, 140696, 175870, 207772, 218440, 259715, 351740, 415544, 519430, 703480, 1038860, 2077720, 2233549, 4467098, 8934196, 11167745, 17868392, 22335490, 44670980, 89341960]

約数ペア:

[(1, 89341960), (2, 44670980), (4, 22335490), (5, 17868392), (8, 11167745), (10, 8934196), (20, 4467098), (40, 2233549), (43, 2077720), (86, 1038860), (127, 703480), (172, 519430), (215, 415544), (254, 351740), (344, 259715), (409, 218440), (430, 207772), (508, 175870), (635, 140696), (818, 109220), (860, 103886), (1016, 87935), (1270, 70348), (1636, 54610), (1720, 51943), (2045, 43688), (2540, 35174), (3272, 27305), (4090, 21844), (5080, 17587), (5461, 16360), (8180, 10922)]