581120

素因数分解:

$2^9\times 5^1\times {\mathrm{227}}^1$

素因数の和:250

約数の個数: 40

約数和(自身を含む): 1399464

約数和(自身を除く): 818344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 256, 320, 454, 512, 640, 908, 1135, 1280, 1816, 2270, 2560, 3632, 4540, 7264, 9080, 14528, 18160, 29056, 36320, 58112, 72640, 116224, 145280, 290560, 581120]

約数ペア:

[(1, 581120), (2, 290560), (4, 145280), (5, 116224), (8, 72640), (10, 58112), (16, 36320), (20, 29056), (32, 18160), (40, 14528), (64, 9080), (80, 7264), (128, 4540), (160, 3632), (227, 2560), (256, 2270), (320, 1816), (454, 1280), (512, 1135), (640, 908)]