22161440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 61254144

約数和(自身を除く): 39092704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 70, 80, 94, 112, 140, 160, 188, 224, 235, 280, 329, 376, 421, 470, 560, 658, 752, 842, 940, 1120, 1316, 1504, 1645, 1684, 1880, 2105, 2632, 2947, 3290, 3368, 3760, 4210, 5264, 5894, 6580, 6736, 7520, 8420, 10528, 11788, 13160, 13472, 14735, 16840, 19787, 23576, 26320, 29470, 33680, 39574, 47152, 52640, 58940, 67360, 79148, 94304, 98935, 117880, 138509, 158296, 197870, 235760, 277018, 316592, 395740, 471520, 554036, 633184, 692545, 791480, 1108072, 1385090, 1582960, 2216144, 2770180, 3165920, 4432288, 5540360, 11080720, 22161440]

約数ペア:

[(1, 22161440), (2, 11080720), (4, 5540360), (5, 4432288), (7, 3165920), (8, 2770180), (10, 2216144), (14, 1582960), (16, 1385090), (20, 1108072), (28, 791480), (32, 692545), (35, 633184), (40, 554036), (47, 471520), (56, 395740), (70, 316592), (80, 277018), (94, 235760), (112, 197870), (140, 158296), (160, 138509), (188, 117880), (224, 98935), (235, 94304), (280, 79148), (329, 67360), (376, 58940), (421, 52640), (470, 47152), (560, 39574), (658, 33680), (752, 29470), (842, 26320), (940, 23576), (1120, 19787), (1316, 16840), (1504, 14735), (1645, 13472), (1684, 13160), (1880, 11788), (2105, 10528), (2632, 8420), (2947, 7520), (3290, 6736), (3368, 6580), (3760, 5894), (4210, 5264)]