13319740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1069}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 32356800

約数和(自身を除く): 19037060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1069, 1246, 1780, 2138, 2492, 3115, 4276, 5345, 6230, 7483, 10690, 12460, 14966, 21380, 29932, 37415, 74830, 95141, 149660, 190282, 380564, 475705, 665987, 951410, 1331974, 1902820, 2663948, 3329935, 6659870, 13319740]

約数ペア:

[(1, 13319740), (2, 6659870), (4, 3329935), (5, 2663948), (7, 1902820), (10, 1331974), (14, 951410), (20, 665987), (28, 475705), (35, 380564), (70, 190282), (89, 149660), (140, 95141), (178, 74830), (356, 37415), (445, 29932), (623, 21380), (890, 14966), (1069, 12460), (1246, 10690), (1780, 7483), (2138, 6230), (2492, 5345), (3115, 4276)]