426801920

素因数分解:

$2^8\times 5^1\times {\mathrm{333439}}^1$

素因数の和:333460

約数の個数: 36

約数和(自身を含む): 1022327040

約数和(自身を除く): 595525120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 333439, 666878, 1333756, 1667195, 2667512, 3334390, 5335024, 6668780, 10670048, 13337560, 21340096, 26675120, 42680192, 53350240, 85360384, 106700480, 213400960, 426801920]

約数ペア:

[(1, 426801920), (2, 213400960), (4, 106700480), (5, 85360384), (8, 53350240), (10, 42680192), (16, 26675120), (20, 21340096), (32, 13337560), (40, 10670048), (64, 6668780), (80, 5335024), (128, 3334390), (160, 2667512), (256, 1667195), (320, 1333756), (640, 666878), (1280, 333439)]