2129333840

素因数分解:

$2^4\times 5^1\times {\mathrm{26616673}}^1$

素因数の和:26616686

約数の個数: 20

約数和(自身を含む): 4950701364

約数和(自身を除く): 2821367524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26616673, 53233346, 106466692, 133083365, 212933384, 266166730, 425866768, 532333460, 1064666920, 2129333840]

約数ペア:

[(1, 2129333840), (2, 1064666920), (4, 532333460), (5, 425866768), (8, 266166730), (10, 212933384), (16, 133083365), (20, 106466692), (40, 53233346), (80, 26616673)]