1268220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 3709440

約数和(自身を除く): 2441220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 919, 1380, 1838, 2757, 3676, 4595, 5514, 9190, 11028, 13785, 18380, 21137, 27570, 42274, 55140, 63411, 84548, 105685, 126822, 211370, 253644, 317055, 422740, 634110, 1268220]

約数ペア:

[(1, 1268220), (2, 634110), (3, 422740), (4, 317055), (5, 253644), (6, 211370), (10, 126822), (12, 105685), (15, 84548), (20, 63411), (23, 55140), (30, 42274), (46, 27570), (60, 21137), (69, 18380), (92, 13785), (115, 11028), (138, 9190), (230, 5514), (276, 4595), (345, 3676), (460, 2757), (690, 1838), (919, 1380)]