9738820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5351}}^1$

素因数の和:5380

約数の個数: 48

約数和(自身を含む): 25175808

約数和(自身を除く): 15436988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 5351, 10702, 21404, 26755, 37457, 53510, 69563, 74914, 107020, 139126, 149828, 187285, 278252, 347815, 374570, 486941, 695630, 749140, 973882, 1391260, 1947764, 2434705, 4869410, 9738820]

約数ペア:

[(1, 9738820), (2, 4869410), (4, 2434705), (5, 1947764), (7, 1391260), (10, 973882), (13, 749140), (14, 695630), (20, 486941), (26, 374570), (28, 347815), (35, 278252), (52, 187285), (65, 149828), (70, 139126), (91, 107020), (130, 74914), (140, 69563), (182, 53510), (260, 37457), (364, 26755), (455, 21404), (910, 10702), (1820, 5351)]