18065460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43013}}^1$

素因数の和:43032

約数の個数: 48

約数和(自身を含む): 57810816

約数和(自身を除く): 39745356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 43013, 86026, 129039, 172052, 215065, 258078, 301091, 430130, 516156, 602182, 645195, 860260, 903273, 1204364, 1290390, 1505455, 1806546, 2580780, 3010910, 3613092, 4516365, 6021820, 9032730, 18065460]

約数ペア:

[(1, 18065460), (2, 9032730), (3, 6021820), (4, 4516365), (5, 3613092), (6, 3010910), (7, 2580780), (10, 1806546), (12, 1505455), (14, 1290390), (15, 1204364), (20, 903273), (21, 860260), (28, 645195), (30, 602182), (35, 516156), (42, 430130), (60, 301091), (70, 258078), (84, 215065), (105, 172052), (140, 129039), (210, 86026), (420, 43013)]