3749582020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{30689}}^1$

素因数の和:30888

約数の個数: 48

約数和(自身を含む): 8120574000

約数和(自身を除く): 4370991980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 149, 164, 205, 298, 410, 596, 745, 820, 1490, 2980, 6109, 12218, 24436, 30545, 30689, 61090, 61378, 122180, 122756, 153445, 306890, 613780, 1258249, 2516498, 4572661, 5032996, 6291245, 9145322, 12582490, 18290644, 22863305, 25164980, 45726610, 91453220, 187479101, 374958202, 749916404, 937395505, 1874791010, 3749582020]

約数ペア:

[(1, 3749582020), (2, 1874791010), (4, 937395505), (5, 749916404), (10, 374958202), (20, 187479101), (41, 91453220), (82, 45726610), (149, 25164980), (164, 22863305), (205, 18290644), (298, 12582490), (410, 9145322), (596, 6291245), (745, 5032996), (820, 4572661), (1490, 2516498), (2980, 1258249), (6109, 613780), (12218, 306890), (24436, 153445), (30545, 122756), (30689, 122180), (61090, 61378)]