20706240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21569}}^1$

素因数の和:21589

約数の個数: 56

約数和(自身を含む): 65745360

約数和(自身を除く): 45039120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21569, 43138, 64707, 86276, 107845, 129414, 172552, 215690, 258828, 323535, 345104, 431380, 517656, 647070, 690208, 862760, 1035312, 1294140, 1380416, 1725520, 2070624, 2588280, 3451040, 4141248, 5176560, 6902080, 10353120, 20706240]

約数ペア:

[(1, 20706240), (2, 10353120), (3, 6902080), (4, 5176560), (5, 4141248), (6, 3451040), (8, 2588280), (10, 2070624), (12, 1725520), (15, 1380416), (16, 1294140), (20, 1035312), (24, 862760), (30, 690208), (32, 647070), (40, 517656), (48, 431380), (60, 345104), (64, 323535), (80, 258828), (96, 215690), (120, 172552), (160, 129414), (192, 107845), (240, 86276), (320, 64707), (480, 43138), (960, 21569)]