4643840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{907}}^1$

素因数の和:932

約数の個数: 44

約数和(自身を含む): 11152056

約数和(自身を除く): 6508216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 907, 1024, 1280, 1814, 2560, 3628, 4535, 5120, 7256, 9070, 14512, 18140, 29024, 36280, 58048, 72560, 116096, 145120, 232192, 290240, 464384, 580480, 928768, 1160960, 2321920, 4643840]

約数ペア:

[(1, 4643840), (2, 2321920), (4, 1160960), (5, 928768), (8, 580480), (10, 464384), (16, 290240), (20, 232192), (32, 145120), (40, 116096), (64, 72560), (80, 58048), (128, 36280), (160, 29024), (256, 18140), (320, 14512), (512, 9070), (640, 7256), (907, 5120), (1024, 4535), (1280, 3628), (1814, 2560)]