20142960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4937}}^1$

素因数の和:4970

約数の個数: 80

約数和(自身を含む): 66129696

約数和(自身を除く): 45986736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 4937, 9874, 14811, 19748, 24685, 29622, 39496, 49370, 59244, 74055, 78992, 83929, 98740, 118488, 148110, 167858, 197480, 236976, 251787, 296220, 335716, 394960, 419645, 503574, 592440, 671432, 839290, 1007148, 1184880, 1258935, 1342864, 1678580, 2014296, 2517870, 3357160, 4028592, 5035740, 6714320, 10071480, 20142960]

約数ペア:

[(1, 20142960), (2, 10071480), (3, 6714320), (4, 5035740), (5, 4028592), (6, 3357160), (8, 2517870), (10, 2014296), (12, 1678580), (15, 1342864), (16, 1258935), (17, 1184880), (20, 1007148), (24, 839290), (30, 671432), (34, 592440), (40, 503574), (48, 419645), (51, 394960), (60, 335716), (68, 296220), (80, 251787), (85, 236976), (102, 197480), (120, 167858), (136, 148110), (170, 118488), (204, 98740), (240, 83929), (255, 78992), (272, 74055), (340, 59244), (408, 49370), (510, 39496), (680, 29622), (816, 24685), (1020, 19748), (1360, 14811), (2040, 9874), (4080, 4937)]