2420620

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{953}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 5128704

約数和(自身を除く): 2708084

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 953, 1270, 1906, 2540, 3812, 4765, 9530, 19060, 121031, 242062, 484124, 605155, 1210310, 2420620]

約数ペア:

[(1, 2420620), (2, 1210310), (4, 605155), (5, 484124), (10, 242062), (20, 121031), (127, 19060), (254, 9530), (508, 4765), (635, 3812), (953, 2540), (1270, 1906)]