91481740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13903}}^1$

素因数の和:13966

約数の個数: 48

約数和(自身を含む): 224243712

約数和(自身を除く): 132761972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 13903, 27806, 55612, 69515, 97321, 139030, 194642, 278060, 389284, 486605, 653441, 973210, 1306882, 1946420, 2613764, 3267205, 4574087, 6534410, 9148174, 13068820, 18296348, 22870435, 45740870, 91481740]

約数ペア:

[(1, 91481740), (2, 45740870), (4, 22870435), (5, 18296348), (7, 13068820), (10, 9148174), (14, 6534410), (20, 4574087), (28, 3267205), (35, 2613764), (47, 1946420), (70, 1306882), (94, 973210), (140, 653441), (188, 486605), (235, 389284), (329, 278060), (470, 194642), (658, 139030), (940, 97321), (1316, 69515), (1645, 55612), (3290, 27806), (6580, 13903)]