945520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 2249856

約数和(自身を除く): 1304336

約数列:

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

約数ペア:

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