4011520

素因数分解:

$2^9\times 5^1\times {\mathrm{1567}}^1$

素因数の和:1590

約数の個数: 40

約数和(自身を含む): 9624384

約数和(自身を除く): 5612864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 1567, 2560, 3134, 6268, 7835, 12536, 15670, 25072, 31340, 50144, 62680, 100288, 125360, 200576, 250720, 401152, 501440, 802304, 1002880, 2005760, 4011520]

約数ペア:

[(1, 4011520), (2, 2005760), (4, 1002880), (5, 802304), (8, 501440), (10, 401152), (16, 250720), (20, 200576), (32, 125360), (40, 100288), (64, 62680), (80, 50144), (128, 31340), (160, 25072), (256, 15670), (320, 12536), (512, 7835), (640, 6268), (1280, 3134), (1567, 2560)]