2004959120

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{109441}}^1$

素因数の和:109683

約数の個数: 40

約数和(自身を含む): 4681928760

約数和(自身を除く): 2676969640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 9160, 18320, 109441, 218882, 437764, 547205, 875528, 1094410, 1751056, 2188820, 4377640, 8755280, 25061989, 50123978, 100247956, 125309945, 200495912, 250619890, 400991824, 501239780, 1002479560, 2004959120]

約数ペア:

[(1, 2004959120), (2, 1002479560), (4, 501239780), (5, 400991824), (8, 250619890), (10, 200495912), (16, 125309945), (20, 100247956), (40, 50123978), (80, 25061989), (229, 8755280), (458, 4377640), (916, 2188820), (1145, 1751056), (1832, 1094410), (2290, 875528), (3664, 547205), (4580, 437764), (9160, 218882), (18320, 109441)]