2720018

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 4924800

約数和(自身を除く): 2204782

約数列:

[1, 2, 7, 14, 37, 59, 74, 89, 118, 178, 259, 413, 518, 623, 826, 1246, 2183, 3293, 4366, 5251, 6586, 10502, 15281, 23051, 30562, 36757, 46102, 73514, 194287, 388574, 1360009, 2720018]

約数ペア:

[(1, 2720018), (2, 1360009), (7, 388574), (14, 194287), (37, 73514), (59, 46102), (74, 36757), (89, 30562), (118, 23051), (178, 15281), (259, 10502), (413, 6586), (518, 5251), (623, 4366), (826, 3293), (1246, 2183)]