17999528680

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{187417}}^1$

素因数の和:187456

約数の個数: 80

約数和(自身を含む): 47246203620

約数和(自身を除く): 29246674940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2401, 2744, 3430, 4802, 6860, 9604, 12005, 13720, 19208, 24010, 48020, 96040, 187417, 374834, 749668, 937085, 1311919, 1499336, 1874170, 2623838, 3748340, 5247676, 6559595, 7496680, 9183433, 10495352, 13119190, 18366866, 26238380, 36733732, 45917165, 52476760, 64284031, 73467464, 91834330, 128568062, 183668660, 257136124, 321420155, 367337320, 449988217, 514272248, 642840310, 899976434, 1285680620, 1799952868, 2249941085, 2571361240, 3599905736, 4499882170, 8999764340, 17999528680]

約数ペア:

[(1, 17999528680), (2, 8999764340), (4, 4499882170), (5, 3599905736), (7, 2571361240), (8, 2249941085), (10, 1799952868), (14, 1285680620), (20, 899976434), (28, 642840310), (35, 514272248), (40, 449988217), (49, 367337320), (56, 321420155), (70, 257136124), (98, 183668660), (140, 128568062), (196, 91834330), (245, 73467464), (280, 64284031), (343, 52476760), (392, 45917165), (490, 36733732), (686, 26238380), (980, 18366866), (1372, 13119190), (1715, 10495352), (1960, 9183433), (2401, 7496680), (2744, 6559595), (3430, 5247676), (4802, 3748340), (6860, 2623838), (9604, 1874170), (12005, 1499336), (13720, 1311919), (19208, 937085), (24010, 749668), (48020, 374834), (96040, 187417)]