8621060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 22216320

約数和(自身を除く): 13595260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 463, 490, 532, 665, 926, 931, 980, 1330, 1852, 1862, 2315, 2660, 3241, 3724, 4630, 4655, 6482, 8797, 9260, 9310, 12964, 16205, 17594, 18620, 22687, 32410, 35188, 43985, 45374, 61579, 64820, 87970, 90748, 113435, 123158, 175940, 226870, 246316, 307895, 431053, 453740, 615790, 862106, 1231580, 1724212, 2155265, 4310530, 8621060]

約数ペア:

[(1, 8621060), (2, 4310530), (4, 2155265), (5, 1724212), (7, 1231580), (10, 862106), (14, 615790), (19, 453740), (20, 431053), (28, 307895), (35, 246316), (38, 226870), (49, 175940), (70, 123158), (76, 113435), (95, 90748), (98, 87970), (133, 64820), (140, 61579), (190, 45374), (196, 43985), (245, 35188), (266, 32410), (380, 22687), (463, 18620), (490, 17594), (532, 16205), (665, 12964), (926, 9310), (931, 9260), (980, 8797), (1330, 6482), (1852, 4655), (1862, 4630), (2315, 3724), (2660, 3241)]