2650252020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3397759}}^1$

素因数の和:3397784

約数の個数: 48

約数和(自身を含む): 7991531520

約数和(自身を除く): 5341279500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3397759, 6795518, 10193277, 13591036, 16988795, 20386554, 33977590, 40773108, 44170867, 50966385, 67955180, 88341734, 101932770, 132512601, 176683468, 203865540, 220854335, 265025202, 441708670, 530050404, 662563005, 883417340, 1325126010, 2650252020]

約数ペア:

[(1, 2650252020), (2, 1325126010), (3, 883417340), (4, 662563005), (5, 530050404), (6, 441708670), (10, 265025202), (12, 220854335), (13, 203865540), (15, 176683468), (20, 132512601), (26, 101932770), (30, 88341734), (39, 67955180), (52, 50966385), (60, 44170867), (65, 40773108), (78, 33977590), (130, 20386554), (156, 16988795), (195, 13591036), (260, 10193277), (390, 6795518), (780, 3397759)]