20101440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20939}}^1$

素因数の和:20959

約数の個数: 56

約数和(自身を含む): 63825120

約数和(自身を除く): 43723680

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, 20939, 41878, 62817, 83756, 104695, 125634, 167512, 209390, 251268, 314085, 335024, 418780, 502536, 628170, 670048, 837560, 1005072, 1256340, 1340096, 1675120, 2010144, 2512680, 3350240, 4020288, 5025360, 6700480, 10050720, 20101440]

約数ペア:

[(1, 20101440), (2, 10050720), (3, 6700480), (4, 5025360), (5, 4020288), (6, 3350240), (8, 2512680), (10, 2010144), (12, 1675120), (15, 1340096), (16, 1256340), (20, 1005072), (24, 837560), (30, 670048), (32, 628170), (40, 502536), (48, 418780), (60, 335024), (64, 314085), (80, 251268), (96, 209390), (120, 167512), (160, 125634), (192, 104695), (240, 83756), (320, 62817), (480, 41878), (960, 20939)]