8974760

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2521}}^1$

素因数の和:2621

約数の個数: 32

約数和(自身を含む): 20428200

約数和(自身を除く): 11453440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2521, 3560, 5042, 10084, 12605, 20168, 25210, 50420, 100840, 224369, 448738, 897476, 1121845, 1794952, 2243690, 4487380, 8974760]

約数ペア:

[(1, 8974760), (2, 4487380), (4, 2243690), (5, 1794952), (8, 1121845), (10, 897476), (20, 448738), (40, 224369), (89, 100840), (178, 50420), (356, 25210), (445, 20168), (712, 12605), (890, 10084), (1780, 5042), (2521, 3560)]