11381120

素因数分解:

$2^7\times 5^1\times {\mathrm{17783}}^1$

素因数の和:17802

約数の個数: 32

約数和(自身を含む): 27209520

約数和(自身を除く): 15828400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 17783, 35566, 71132, 88915, 142264, 177830, 284528, 355660, 569056, 711320, 1138112, 1422640, 2276224, 2845280, 5690560, 11381120]

約数ペア:

[(1, 11381120), (2, 5690560), (4, 2845280), (5, 2276224), (8, 1422640), (10, 1138112), (16, 711320), (20, 569056), (32, 355660), (40, 284528), (64, 177830), (80, 142264), (128, 88915), (160, 71132), (320, 35566), (640, 17783)]