20139760040

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3622259}}^1$

素因数の和:3622409

約数の個数: 32

約数和(自身を含む): 45640476000

約数和(自身を除く): 25500715960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 3622259, 7244518, 14489036, 18111295, 28978072, 36222590, 72445180, 144890360, 503494001, 1006988002, 2013976004, 2517470005, 4027952008, 5034940010, 10069880020, 20139760040]

約数ペア:

[(1, 20139760040), (2, 10069880020), (4, 5034940010), (5, 4027952008), (8, 2517470005), (10, 2013976004), (20, 1006988002), (40, 503494001), (139, 144890360), (278, 72445180), (556, 36222590), (695, 28978072), (1112, 18111295), (1390, 14489036), (2780, 7244518), (5560, 3622259)]