21466600

素因数分解:

$2^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{593}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 50270220

約数和(自身を除く): 28803620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 181, 200, 362, 593, 724, 905, 1186, 1448, 1810, 2372, 2965, 3620, 4525, 4744, 5930, 7240, 9050, 11860, 14825, 18100, 23720, 29650, 36200, 59300, 107333, 118600, 214666, 429332, 536665, 858664, 1073330, 2146660, 2683325, 4293320, 5366650, 10733300, 21466600]

約数ペア:

[(1, 21466600), (2, 10733300), (4, 5366650), (5, 4293320), (8, 2683325), (10, 2146660), (20, 1073330), (25, 858664), (40, 536665), (50, 429332), (100, 214666), (181, 118600), (200, 107333), (362, 59300), (593, 36200), (724, 29650), (905, 23720), (1186, 18100), (1448, 14825), (1810, 11860), (2372, 9050), (2965, 7240), (3620, 5930), (4525, 4744)]