219320090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53887}}^1$

素因数の和:53942

約数の個数: 32

約数和(自身を含む): 442312704

約数和(自身を除く): 222992614

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 53887, 107774, 269435, 538870, 592757, 1185514, 1993819, 2963785, 3987638, 5927570, 9969095, 19938190, 21932009, 43864018, 109660045, 219320090]

約数ペア:

[(1, 219320090), (2, 109660045), (5, 43864018), (10, 21932009), (11, 19938190), (22, 9969095), (37, 5927570), (55, 3987638), (74, 2963785), (110, 1993819), (185, 1185514), (370, 592757), (407, 538870), (814, 269435), (2035, 107774), (4070, 53887)]