9918240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{20663}}^1$

素因数の和:20681

約数の個数: 48

約数和(自身を含む): 31243968

約数和(自身を除く): 21325728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 20663, 41326, 61989, 82652, 103315, 123978, 165304, 206630, 247956, 309945, 330608, 413260, 495912, 619890, 661216, 826520, 991824, 1239780, 1653040, 1983648, 2479560, 3306080, 4959120, 9918240]

約数ペア:

[(1, 9918240), (2, 4959120), (3, 3306080), (4, 2479560), (5, 1983648), (6, 1653040), (8, 1239780), (10, 991824), (12, 826520), (15, 661216), (16, 619890), (20, 495912), (24, 413260), (30, 330608), (32, 309945), (40, 247956), (48, 206630), (60, 165304), (80, 123978), (96, 103315), (120, 82652), (160, 61989), (240, 41326), (480, 20663)]