2018016880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1117}}^1\times {\mathrm{2053}}^1$

素因数の和:3194

約数の個数: 80

約数和(自身を含む): 5125502304

約数和(自身を除く): 3107485424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1117, 2053, 2234, 4106, 4468, 5585, 8212, 8936, 10265, 11170, 12287, 16424, 17872, 20530, 22340, 22583, 24574, 32848, 41060, 44680, 45166, 49148, 61435, 82120, 89360, 90332, 98296, 112915, 122870, 164240, 180664, 196592, 225830, 245740, 361328, 451660, 491480, 903320, 982960, 1806640, 2293201, 4586402, 9172804, 11466005, 18345608, 22932010, 25225211, 36691216, 45864020, 50450422, 91728040, 100900844, 126126055, 183456080, 201801688, 252252110, 403603376, 504504220, 1009008440, 2018016880]

約数ペア:

[(1, 2018016880), (2, 1009008440), (4, 504504220), (5, 403603376), (8, 252252110), (10, 201801688), (11, 183456080), (16, 126126055), (20, 100900844), (22, 91728040), (40, 50450422), (44, 45864020), (55, 36691216), (80, 25225211), (88, 22932010), (110, 18345608), (176, 11466005), (220, 9172804), (440, 4586402), (880, 2293201), (1117, 1806640), (2053, 982960), (2234, 903320), (4106, 491480), (4468, 451660), (5585, 361328), (8212, 245740), (8936, 225830), (10265, 196592), (11170, 180664), (12287, 164240), (16424, 122870), (17872, 112915), (20530, 98296), (22340, 90332), (22583, 89360), (24574, 82120), (32848, 61435), (41060, 49148), (44680, 45166)]