2321920

素因数分解:

$2^9\times 5^1\times {\mathrm{907}}^1$

素因数の和:930

約数の個数: 40

約数和(自身を含む): 5573304

約数和(自身を除く): 3251384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 907, 1280, 1814, 2560, 3628, 4535, 7256, 9070, 14512, 18140, 29024, 36280, 58048, 72560, 116096, 145120, 232192, 290240, 464384, 580480, 1160960, 2321920]

約数ペア:

[(1, 2321920), (2, 1160960), (4, 580480), (5, 464384), (8, 290240), (10, 232192), (16, 145120), (20, 116096), (32, 72560), (40, 58048), (64, 36280), (80, 29024), (128, 18140), (160, 14512), (256, 9070), (320, 7256), (512, 4535), (640, 3628), (907, 2560), (1280, 1814)]