19097080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 45165600

約数和(自身を除く): 26068520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 101, 116, 145, 163, 202, 232, 290, 326, 404, 505, 580, 652, 808, 815, 1010, 1160, 1304, 1630, 2020, 2929, 3260, 4040, 4727, 5858, 6520, 9454, 11716, 14645, 16463, 18908, 23432, 23635, 29290, 32926, 37816, 47270, 58580, 65852, 82315, 94540, 117160, 131704, 164630, 189080, 329260, 477427, 658520, 954854, 1909708, 2387135, 3819416, 4774270, 9548540, 19097080]

約数ペア:

[(1, 19097080), (2, 9548540), (4, 4774270), (5, 3819416), (8, 2387135), (10, 1909708), (20, 954854), (29, 658520), (40, 477427), (58, 329260), (101, 189080), (116, 164630), (145, 131704), (163, 117160), (202, 94540), (232, 82315), (290, 65852), (326, 58580), (404, 47270), (505, 37816), (580, 32926), (652, 29290), (808, 23635), (815, 23432), (1010, 18908), (1160, 16463), (1304, 14645), (1630, 11716), (2020, 9454), (2929, 6520), (3260, 5858), (4040, 4727)]