81085380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1351423}}^1$

素因数の和:1351435

約数の個数: 24

約数和(自身を含む): 227039232

約数和(自身を除く): 145953852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1351423, 2702846, 4054269, 5405692, 6757115, 8108538, 13514230, 16217076, 20271345, 27028460, 40542690, 81085380]

約数ペア:

[(1, 81085380), (2, 40542690), (3, 27028460), (4, 20271345), (5, 16217076), (6, 13514230), (10, 8108538), (12, 6757115), (15, 5405692), (20, 4054269), (30, 2702846), (60, 1351423)]