9012760

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1621}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 20437200

約数和(自身を除く): 11424440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 1621, 2780, 3242, 5560, 6484, 8105, 12968, 16210, 32420, 64840, 225319, 450638, 901276, 1126595, 1802552, 2253190, 4506380, 9012760]

約数ペア:

[(1, 9012760), (2, 4506380), (4, 2253190), (5, 1802552), (8, 1126595), (10, 901276), (20, 450638), (40, 225319), (139, 64840), (278, 32420), (556, 16210), (695, 12968), (1112, 8105), (1390, 6484), (1621, 5560), (2780, 3242)]