12596720

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1559}}^1$

素因数の和:1673

約数の個数: 40

約数和(自身を含む): 29596320

約数和(自身を除く): 16999600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1559, 1616, 2020, 3118, 4040, 6236, 7795, 8080, 12472, 15590, 24944, 31180, 62360, 124720, 157459, 314918, 629836, 787295, 1259672, 1574590, 2519344, 3149180, 6298360, 12596720]

約数ペア:

[(1, 12596720), (2, 6298360), (4, 3149180), (5, 2519344), (8, 1574590), (10, 1259672), (16, 787295), (20, 629836), (40, 314918), (80, 157459), (101, 124720), (202, 62360), (404, 31180), (505, 24944), (808, 15590), (1010, 12472), (1559, 8080), (1616, 7795), (2020, 6236), (3118, 4040)]