42392420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15937}}^1$

素因数の和:15972

約数の個数: 48

約数和(自身を含む): 107103360

約数和(自身を除く): 64710940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 15937, 31874, 63748, 79685, 111559, 159370, 223118, 302803, 318740, 446236, 557795, 605606, 1115590, 1211212, 1514015, 2119621, 2231180, 3028030, 4239242, 6056060, 8478484, 10598105, 21196210, 42392420]

約数ペア:

[(1, 42392420), (2, 21196210), (4, 10598105), (5, 8478484), (7, 6056060), (10, 4239242), (14, 3028030), (19, 2231180), (20, 2119621), (28, 1514015), (35, 1211212), (38, 1115590), (70, 605606), (76, 557795), (95, 446236), (133, 318740), (140, 302803), (190, 223118), (266, 159370), (380, 111559), (532, 79685), (665, 63748), (1330, 31874), (2660, 15937)]