9988320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{20809}}^1$

素因数の和:20827

約数の個数: 48

約数和(自身を含む): 31464720

約数和(自身を除く): 21476400

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, 20809, 41618, 62427, 83236, 104045, 124854, 166472, 208090, 249708, 312135, 332944, 416180, 499416, 624270, 665888, 832360, 998832, 1248540, 1664720, 1997664, 2497080, 3329440, 4994160, 9988320]

約数ペア:

[(1, 9988320), (2, 4994160), (3, 3329440), (4, 2497080), (5, 1997664), (6, 1664720), (8, 1248540), (10, 998832), (12, 832360), (15, 665888), (16, 624270), (20, 499416), (24, 416180), (30, 332944), (32, 312135), (40, 249708), (48, 208090), (60, 166472), (80, 124854), (96, 104045), (120, 83236), (160, 62427), (240, 41618), (480, 20809)]