40202880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{20939}}^1$

素因数の和:20961

約数の個数: 64

約数和(自身を含む): 128152800

約数和(自身を除く): 87949920

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 20939, 41878, 62817, 83756, 104695, 125634, 167512, 209390, 251268, 314085, 335024, 418780, 502536, 628170, 670048, 837560, 1005072, 1256340, 1340096, 1675120, 2010144, 2512680, 2680192, 3350240, 4020288, 5025360, 6700480, 8040576, 10050720, 13400960, 20101440, 40202880]

約数ペア:

[(1, 40202880), (2, 20101440), (3, 13400960), (4, 10050720), (5, 8040576), (6, 6700480), (8, 5025360), (10, 4020288), (12, 3350240), (15, 2680192), (16, 2512680), (20, 2010144), (24, 1675120), (30, 1340096), (32, 1256340), (40, 1005072), (48, 837560), (60, 670048), (64, 628170), (80, 502536), (96, 418780), (120, 335024), (128, 314085), (160, 251268), (192, 209390), (240, 167512), (320, 125634), (384, 104695), (480, 83756), (640, 62817), (960, 41878), (1920, 20939)]