4447920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 14141952

約数和(自身を除く): 9694032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 431, 516, 645, 688, 860, 862, 1032, 1290, 1293, 1720, 1724, 2064, 2155, 2580, 2586, 3440, 3448, 4310, 5160, 5172, 6465, 6896, 8620, 10320, 10344, 12930, 17240, 18533, 20688, 25860, 34480, 37066, 51720, 55599, 74132, 92665, 103440, 111198, 148264, 185330, 222396, 277995, 296528, 370660, 444792, 555990, 741320, 889584, 1111980, 1482640, 2223960, 4447920]

約数ペア:

[(1, 4447920), (2, 2223960), (3, 1482640), (4, 1111980), (5, 889584), (6, 741320), (8, 555990), (10, 444792), (12, 370660), (15, 296528), (16, 277995), (20, 222396), (24, 185330), (30, 148264), (40, 111198), (43, 103440), (48, 92665), (60, 74132), (80, 55599), (86, 51720), (120, 37066), (129, 34480), (172, 25860), (215, 20688), (240, 18533), (258, 17240), (344, 12930), (430, 10344), (431, 10320), (516, 8620), (645, 6896), (688, 6465), (860, 5172), (862, 5160), (1032, 4310), (1290, 3448), (1293, 3440), (1720, 2586), (1724, 2580), (2064, 2155)]