18895080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1559}}^1$

素因数の和:1674

約数の個数: 64

約数和(自身を含む): 57283200

約数和(自身を除く): 38388120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1559, 2020, 2424, 3030, 3118, 4040, 4677, 6060, 6236, 7795, 9354, 12120, 12472, 15590, 18708, 23385, 31180, 37416, 46770, 62360, 93540, 157459, 187080, 314918, 472377, 629836, 787295, 944754, 1259672, 1574590, 1889508, 2361885, 3149180, 3779016, 4723770, 6298360, 9447540, 18895080]

約数ペア:

[(1, 18895080), (2, 9447540), (3, 6298360), (4, 4723770), (5, 3779016), (6, 3149180), (8, 2361885), (10, 1889508), (12, 1574590), (15, 1259672), (20, 944754), (24, 787295), (30, 629836), (40, 472377), (60, 314918), (101, 187080), (120, 157459), (202, 93540), (303, 62360), (404, 46770), (505, 37416), (606, 31180), (808, 23385), (1010, 18708), (1212, 15590), (1515, 12472), (1559, 12120), (2020, 9354), (2424, 7795), (3030, 6236), (3118, 6060), (4040, 4677)]