8321920

素因数分解:

$2^7\times 5^1\times {\mathrm{13003}}^1$

素因数の和:13022

約数の個数: 32

約数和(自身を含む): 19896120

約数和(自身を除く): 11574200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13003, 26006, 52012, 65015, 104024, 130030, 208048, 260060, 416096, 520120, 832192, 1040240, 1664384, 2080480, 4160960, 8321920]

約数ペア:

[(1, 8321920), (2, 4160960), (4, 2080480), (5, 1664384), (8, 1040240), (10, 832192), (16, 520120), (20, 416096), (32, 260060), (40, 208048), (64, 130030), (80, 104024), (128, 65015), (160, 52012), (320, 26006), (640, 13003)]