720161932

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1\times {\mathrm{1123}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 1482960640

約数和(自身を除く): 762798708

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 619, 1036, 1123, 1238, 2246, 2476, 4333, 4492, 7861, 8666, 15722, 17332, 22903, 31444, 41551, 45806, 83102, 91612, 160321, 166204, 290857, 320642, 581714, 641284, 695137, 1163428, 1390274, 2780548, 4865959, 9731918, 19463836, 25720069, 51440138, 102880276, 180040483, 360080966, 720161932]

約数ペア:

[(1, 720161932), (2, 360080966), (4, 180040483), (7, 102880276), (14, 51440138), (28, 25720069), (37, 19463836), (74, 9731918), (148, 4865959), (259, 2780548), (518, 1390274), (619, 1163428), (1036, 695137), (1123, 641284), (1238, 581714), (2246, 320642), (2476, 290857), (4333, 166204), (4492, 160321), (7861, 91612), (8666, 83102), (15722, 45806), (17332, 41551), (22903, 31444)]