45087220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 98017920

約数和(自身を除く): 52930700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 103, 172, 206, 215, 412, 430, 509, 515, 860, 1018, 1030, 2036, 2060, 2545, 4429, 5090, 8858, 10180, 17716, 21887, 22145, 43774, 44290, 52427, 87548, 88580, 104854, 109435, 209708, 218870, 262135, 437740, 524270, 1048540, 2254361, 4508722, 9017444, 11271805, 22543610, 45087220]

約数ペア:

[(1, 45087220), (2, 22543610), (4, 11271805), (5, 9017444), (10, 4508722), (20, 2254361), (43, 1048540), (86, 524270), (103, 437740), (172, 262135), (206, 218870), (215, 209708), (412, 109435), (430, 104854), (509, 88580), (515, 87548), (860, 52427), (1018, 44290), (1030, 43774), (2036, 22145), (2060, 21887), (2545, 17716), (4429, 10180), (5090, 8858)]