11204840

素因数分解:

$2^3\times 5^1\times {\mathrm{280121}}^1$

素因数の和:280132

約数の個数: 16

約数和(自身を含む): 25210980

約数和(自身を除く): 14006140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 280121, 560242, 1120484, 1400605, 2240968, 2801210, 5602420, 11204840]

約数ペア:

[(1, 11204840), (2, 5602420), (4, 2801210), (5, 2240968), (8, 1400605), (10, 1120484), (20, 560242), (40, 280121)]