972189580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1\times {\mathrm{1289}}^1$

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 2093081760

約数和(自身を除く): 1120892180

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 877, 1289, 1754, 2578, 3508, 4385, 5156, 6445, 8770, 12890, 17540, 25780, 37711, 55427, 75422, 110854, 150844, 188555, 221708, 277135, 377110, 554270, 754220, 1108540, 1130453, 2260906, 4521812, 5652265, 11304530, 22609060, 48609479, 97218958, 194437916, 243047395, 486094790, 972189580]

約数ペア:

[(1, 972189580), (2, 486094790), (4, 243047395), (5, 194437916), (10, 97218958), (20, 48609479), (43, 22609060), (86, 11304530), (172, 5652265), (215, 4521812), (430, 2260906), (860, 1130453), (877, 1108540), (1289, 754220), (1754, 554270), (2578, 377110), (3508, 277135), (4385, 221708), (5156, 188555), (6445, 150844), (8770, 110854), (12890, 75422), (17540, 55427), (25780, 37711)]