2453204020

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{189583}}^1$

素因数の和:190239

約数の個数: 24

約数和(自身を含む): 5159718144

約数和(自身を除く): 2706514124

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 6470, 12940, 189583, 379166, 758332, 947915, 1895830, 3791660, 122660201, 245320402, 490640804, 613301005, 1226602010, 2453204020]

約数ペア:

[(1, 2453204020), (2, 1226602010), (4, 613301005), (5, 490640804), (10, 245320402), (20, 122660201), (647, 3791660), (1294, 1895830), (2588, 947915), (3235, 758332), (6470, 379166), (12940, 189583)]