2660522020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{59149}}^1$

素因数の和:59344

約数の個数: 48

約数和(自身を含む): 6051754800

約数和(自身を除く): 3391232780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1730, 2249, 3460, 4498, 8996, 11245, 22490, 44980, 59149, 118298, 236596, 295745, 591490, 768937, 1182980, 1537874, 3075748, 3844685, 7689370, 10232777, 15378740, 20465554, 40931108, 51163885, 102327770, 133026101, 204655540, 266052202, 532104404, 665130505, 1330261010, 2660522020]

約数ペア:

[(1, 2660522020), (2, 1330261010), (4, 665130505), (5, 532104404), (10, 266052202), (13, 204655540), (20, 133026101), (26, 102327770), (52, 51163885), (65, 40931108), (130, 20465554), (173, 15378740), (260, 10232777), (346, 7689370), (692, 3844685), (865, 3075748), (1730, 1537874), (2249, 1182980), (3460, 768937), (4498, 591490), (8996, 295745), (11245, 236596), (22490, 118298), (44980, 59149)]