8406520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7247}}^1$

素因数の和:7287

約数の個数: 32

約数和(自身を含む): 19569600

約数和(自身を除く): 11163080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 7247, 14494, 28988, 36235, 57976, 72470, 144940, 210163, 289880, 420326, 840652, 1050815, 1681304, 2101630, 4203260, 8406520]

約数ペア:

[(1, 8406520), (2, 4203260), (4, 2101630), (5, 1681304), (8, 1050815), (10, 840652), (20, 420326), (29, 289880), (40, 210163), (58, 144940), (116, 72470), (145, 57976), (232, 36235), (290, 28988), (580, 14494), (1160, 7247)]