8344160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{431}}^1$

素因数の和:468

約数の個数: 72

約数和(自身を含む): 21718368

約数和(自身を除く): 13374208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 431, 440, 484, 605, 862, 880, 968, 1210, 1724, 1760, 1936, 2155, 2420, 3448, 3872, 4310, 4741, 4840, 6896, 8620, 9482, 9680, 13792, 17240, 18964, 19360, 23705, 34480, 37928, 47410, 52151, 68960, 75856, 94820, 104302, 151712, 189640, 208604, 260755, 379280, 417208, 521510, 758560, 834416, 1043020, 1668832, 2086040, 4172080, 8344160]

約数ペア:

[(1, 8344160), (2, 4172080), (4, 2086040), (5, 1668832), (8, 1043020), (10, 834416), (11, 758560), (16, 521510), (20, 417208), (22, 379280), (32, 260755), (40, 208604), (44, 189640), (55, 151712), (80, 104302), (88, 94820), (110, 75856), (121, 68960), (160, 52151), (176, 47410), (220, 37928), (242, 34480), (352, 23705), (431, 19360), (440, 18964), (484, 17240), (605, 13792), (862, 9680), (880, 9482), (968, 8620), (1210, 6896), (1724, 4840), (1760, 4741), (1936, 4310), (2155, 3872), (2420, 3448)]