211715260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{2851}}^1$

素因数の和:2986

約数の個数: 48

約数和(自身を含む): 459970560

約数和(自身を除く): 248255300

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 470, 790, 940, 1580, 2851, 3713, 5702, 7426, 11404, 14255, 14852, 18565, 28510, 37130, 57020, 74260, 133997, 225229, 267994, 450458, 535988, 669985, 900916, 1126145, 1339970, 2252290, 2679940, 4504580, 10585763, 21171526, 42343052, 52928815, 105857630, 211715260]

約数ペア:

[(1, 211715260), (2, 105857630), (4, 52928815), (5, 42343052), (10, 21171526), (20, 10585763), (47, 4504580), (79, 2679940), (94, 2252290), (158, 1339970), (188, 1126145), (235, 900916), (316, 669985), (395, 535988), (470, 450458), (790, 267994), (940, 225229), (1580, 133997), (2851, 74260), (3713, 57020), (5702, 37130), (7426, 28510), (11404, 18565), (14255, 14852)]