1619799280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{14051}}^1$

素因数の和:14206

約数の個数: 80

約数和(自身を含む): 4140056448

約数和(自身を除く): 2520257168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 220, 262, 440, 524, 655, 880, 1048, 1310, 1441, 2096, 2620, 2882, 5240, 5764, 7205, 10480, 11528, 14051, 14410, 23056, 28102, 28820, 56204, 57640, 70255, 112408, 115280, 140510, 154561, 224816, 281020, 309122, 562040, 618244, 772805, 1124080, 1236488, 1545610, 1840681, 2472976, 3091220, 3681362, 6182440, 7362724, 9203405, 12364880, 14725448, 18406810, 20247491, 29450896, 36813620, 40494982, 73627240, 80989964, 101237455, 147254480, 161979928, 202474910, 323959856, 404949820, 809899640, 1619799280]

約数ペア:

[(1, 1619799280), (2, 809899640), (4, 404949820), (5, 323959856), (8, 202474910), (10, 161979928), (11, 147254480), (16, 101237455), (20, 80989964), (22, 73627240), (40, 40494982), (44, 36813620), (55, 29450896), (80, 20247491), (88, 18406810), (110, 14725448), (131, 12364880), (176, 9203405), (220, 7362724), (262, 6182440), (440, 3681362), (524, 3091220), (655, 2472976), (880, 1840681), (1048, 1545610), (1310, 1236488), (1441, 1124080), (2096, 772805), (2620, 618244), (2882, 562040), (5240, 309122), (5764, 281020), (7205, 224816), (10480, 154561), (11528, 140510), (14051, 115280), (14410, 112408), (23056, 70255), (28102, 57640), (28820, 56204)]