20886948400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1800599}}^1$

素因数の和:1800646

約数の個数: 60

約数和(自身を含む): 51911298000

約数和(自身を除く): 31024349600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 400, 464, 580, 725, 1160, 1450, 2320, 2900, 5800, 11600, 1800599, 3601198, 7202396, 9002995, 14404792, 18005990, 28809584, 36011980, 45014975, 52217371, 72023960, 90029950, 104434742, 144047920, 180059900, 208869484, 261086855, 360119800, 417738968, 522173710, 720239600, 835477936, 1044347420, 1305434275, 2088694840, 2610868550, 4177389680, 5221737100, 10443474200, 20886948400]

約数ペア:

[(1, 20886948400), (2, 10443474200), (4, 5221737100), (5, 4177389680), (8, 2610868550), (10, 2088694840), (16, 1305434275), (20, 1044347420), (25, 835477936), (29, 720239600), (40, 522173710), (50, 417738968), (58, 360119800), (80, 261086855), (100, 208869484), (116, 180059900), (145, 144047920), (200, 104434742), (232, 90029950), (290, 72023960), (400, 52217371), (464, 45014975), (580, 36011980), (725, 28809584), (1160, 18005990), (1450, 14404792), (2320, 9002995), (2900, 7202396), (5800, 3601198), (11600, 1800599)]