207891140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{1579}}^1$

素因数の和:1844

約数の個数: 48

約数和(自身を含む): 453902400

約数和(自身を除く): 246011260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 227, 290, 454, 580, 908, 1135, 1579, 2270, 3158, 4540, 6316, 6583, 7895, 13166, 15790, 26332, 31580, 32915, 45791, 65830, 91582, 131660, 183164, 228955, 358433, 457910, 716866, 915820, 1433732, 1792165, 3584330, 7168660, 10394557, 20789114, 41578228, 51972785, 103945570, 207891140]

約数ペア:

[(1, 207891140), (2, 103945570), (4, 51972785), (5, 41578228), (10, 20789114), (20, 10394557), (29, 7168660), (58, 3584330), (116, 1792165), (145, 1433732), (227, 915820), (290, 716866), (454, 457910), (580, 358433), (908, 228955), (1135, 183164), (1579, 131660), (2270, 91582), (3158, 65830), (4540, 45791), (6316, 32915), (6583, 31580), (7895, 26332), (13166, 15790)]