11754760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4139}}^1$

素因数の和:4221

約数の個数: 32

約数和(自身を含む): 26827200

約数和(自身を除く): 15072440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4139, 8278, 16556, 20695, 33112, 41390, 82780, 165560, 293869, 587738, 1175476, 1469345, 2350952, 2938690, 5877380, 11754760]

約数ペア:

[(1, 11754760), (2, 5877380), (4, 2938690), (5, 2350952), (8, 1469345), (10, 1175476), (20, 587738), (40, 293869), (71, 165560), (142, 82780), (284, 41390), (355, 33112), (568, 20695), (710, 16556), (1420, 8278), (2840, 4139)]