9762620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{509}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 23647680

約数和(自身を除く): 13885060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 509, 548, 685, 959, 1018, 1370, 1918, 2036, 2545, 2740, 3563, 3836, 4795, 5090, 7126, 9590, 10180, 14252, 17815, 19180, 35630, 69733, 71260, 139466, 278932, 348665, 488131, 697330, 976262, 1394660, 1952524, 2440655, 4881310, 9762620]

約数ペア:

[(1, 9762620), (2, 4881310), (4, 2440655), (5, 1952524), (7, 1394660), (10, 976262), (14, 697330), (20, 488131), (28, 348665), (35, 278932), (70, 139466), (137, 71260), (140, 69733), (274, 35630), (509, 19180), (548, 17815), (685, 14252), (959, 10180), (1018, 9590), (1370, 7126), (1918, 5090), (2036, 4795), (2545, 3836), (2740, 3563)]