1891040

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 4572288

約数和(自身を除く): 2681248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 223, 265, 424, 446, 530, 848, 892, 1060, 1115, 1696, 1784, 2120, 2230, 3568, 4240, 4460, 7136, 8480, 8920, 11819, 17840, 23638, 35680, 47276, 59095, 94552, 118190, 189104, 236380, 378208, 472760, 945520, 1891040]

約数ペア:

[(1, 1891040), (2, 945520), (4, 472760), (5, 378208), (8, 236380), (10, 189104), (16, 118190), (20, 94552), (32, 59095), (40, 47276), (53, 35680), (80, 23638), (106, 17840), (160, 11819), (212, 8920), (223, 8480), (265, 7136), (424, 4460), (446, 4240), (530, 3568), (848, 2230), (892, 2120), (1060, 1784), (1115, 1696)]