2501540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 5745600

約数和(自身を除く): 3244060

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 227, 290, 380, 454, 551, 580, 908, 1102, 1135, 2204, 2270, 2755, 4313, 4540, 5510, 6583, 8626, 11020, 13166, 17252, 21565, 26332, 32915, 43130, 65830, 86260, 125077, 131660, 250154, 500308, 625385, 1250770, 2501540]

約数ペア:

[(1, 2501540), (2, 1250770), (4, 625385), (5, 500308), (10, 250154), (19, 131660), (20, 125077), (29, 86260), (38, 65830), (58, 43130), (76, 32915), (95, 26332), (116, 21565), (145, 17252), (190, 13166), (227, 11020), (290, 8626), (380, 6583), (454, 5510), (551, 4540), (580, 4313), (908, 2755), (1102, 2270), (1135, 2204)]