39992560

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 97538400

約数和(自身を除く): 57545840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 118, 148, 185, 229, 236, 295, 296, 370, 458, 472, 590, 592, 740, 916, 944, 1145, 1180, 1480, 1832, 2183, 2290, 2360, 2960, 3664, 4366, 4580, 4720, 8473, 8732, 9160, 10915, 13511, 16946, 17464, 18320, 21830, 27022, 33892, 34928, 42365, 43660, 54044, 67555, 67784, 84730, 87320, 108088, 135110, 135568, 169460, 174640, 216176, 270220, 338920, 499907, 540440, 677840, 999814, 1080880, 1999628, 2499535, 3999256, 4999070, 7998512, 9998140, 19996280, 39992560]

約数ペア:

[(1, 39992560), (2, 19996280), (4, 9998140), (5, 7998512), (8, 4999070), (10, 3999256), (16, 2499535), (20, 1999628), (37, 1080880), (40, 999814), (59, 677840), (74, 540440), (80, 499907), (118, 338920), (148, 270220), (185, 216176), (229, 174640), (236, 169460), (295, 135568), (296, 135110), (370, 108088), (458, 87320), (472, 84730), (590, 67784), (592, 67555), (740, 54044), (916, 43660), (944, 42365), (1145, 34928), (1180, 33892), (1480, 27022), (1832, 21830), (2183, 18320), (2290, 17464), (2360, 16946), (2960, 13511), (3664, 10915), (4366, 9160), (4580, 8732), (4720, 8473)]