421134520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{363047}}^1$

素因数の和:363087

約数の個数: 32

約数和(自身を含む): 980229600

約数和(自身を除く): 559095080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 363047, 726094, 1452188, 1815235, 2904376, 3630470, 7260940, 10528363, 14521880, 21056726, 42113452, 52641815, 84226904, 105283630, 210567260, 421134520]

約数ペア:

[(1, 421134520), (2, 210567260), (4, 105283630), (5, 84226904), (8, 52641815), (10, 42113452), (20, 21056726), (29, 14521880), (40, 10528363), (58, 7260940), (116, 3630470), (145, 2904376), (232, 1815235), (290, 1452188), (580, 726094), (1160, 363047)]