15746520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131221}}^1$

素因数の和:131235

約数の個数: 32

約数和(自身を含む): 47239920

約数和(自身を除く): 31493400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131221, 262442, 393663, 524884, 656105, 787326, 1049768, 1312210, 1574652, 1968315, 2624420, 3149304, 3936630, 5248840, 7873260, 15746520]

約数ペア:

[(1, 15746520), (2, 7873260), (3, 5248840), (4, 3936630), (5, 3149304), (6, 2624420), (8, 1968315), (10, 1574652), (12, 1312210), (15, 1049768), (20, 787326), (24, 656105), (30, 524884), (40, 393663), (60, 262442), (120, 131221)]