23578280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1307}}^1$

素因数の和:1370

約数の個数: 64

約数和(自身を含む): 59330880

約数和(自身を除く): 35752600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1307, 1640, 1804, 2255, 2614, 3608, 4510, 5228, 6535, 9020, 10456, 13070, 14377, 18040, 26140, 28754, 52280, 53587, 57508, 71885, 107174, 115016, 143770, 214348, 267935, 287540, 428696, 535870, 575080, 589457, 1071740, 1178914, 2143480, 2357828, 2947285, 4715656, 5894570, 11789140, 23578280]

約数ペア:

[(1, 23578280), (2, 11789140), (4, 5894570), (5, 4715656), (8, 2947285), (10, 2357828), (11, 2143480), (20, 1178914), (22, 1071740), (40, 589457), (41, 575080), (44, 535870), (55, 428696), (82, 287540), (88, 267935), (110, 214348), (164, 143770), (205, 115016), (220, 107174), (328, 71885), (410, 57508), (440, 53587), (451, 52280), (820, 28754), (902, 26140), (1307, 18040), (1640, 14377), (1804, 13070), (2255, 10456), (2614, 9020), (3608, 6535), (4510, 5228)]