2017476920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{566707}}^1$

素因数の和:566807

約数の個数: 32

約数和(自身を含む): 4590334800

約数和(自身を除く): 2572857880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 566707, 1133414, 2266828, 2833535, 4533656, 5667070, 11334140, 22668280, 50436923, 100873846, 201747692, 252184615, 403495384, 504369230, 1008738460, 2017476920]

約数ペア:

[(1, 2017476920), (2, 1008738460), (4, 504369230), (5, 403495384), (8, 252184615), (10, 201747692), (20, 100873846), (40, 50436923), (89, 22668280), (178, 11334140), (356, 5667070), (445, 4533656), (712, 2833535), (890, 2266828), (1780, 1133414), (3560, 566707)]