210315920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{36013}}^1$

素因数の和:36099

約数の個数: 40

約数和(自身を含む): 495696696

約数和(自身を除く): 285380776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 36013, 72026, 144052, 180065, 288104, 360130, 576208, 720260, 1440520, 2628949, 2881040, 5257898, 10515796, 13144745, 21031592, 26289490, 42063184, 52578980, 105157960, 210315920]

約数ペア:

[(1, 210315920), (2, 105157960), (4, 52578980), (5, 42063184), (8, 26289490), (10, 21031592), (16, 13144745), (20, 10515796), (40, 5257898), (73, 2881040), (80, 2628949), (146, 1440520), (292, 720260), (365, 576208), (584, 360130), (730, 288104), (1168, 180065), (1460, 144052), (2920, 72026), (5840, 36013)]