9998140

素因数分解:

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

素因数の和:334

約数の個数: 48

約数和(自身を含む): 22024800

約数和(自身を除く): 12026660

約数列:

[1, 2, 4, 5, 10, 20, 37, 59, 74, 118, 148, 185, 229, 236, 295, 370, 458, 590, 740, 916, 1145, 1180, 2183, 2290, 4366, 4580, 8473, 8732, 10915, 13511, 16946, 21830, 27022, 33892, 42365, 43660, 54044, 67555, 84730, 135110, 169460, 270220, 499907, 999814, 1999628, 2499535, 4999070, 9998140]

約数ペア:

[(1, 9998140), (2, 4999070), (4, 2499535), (5, 1999628), (10, 999814), (20, 499907), (37, 270220), (59, 169460), (74, 135110), (118, 84730), (148, 67555), (185, 54044), (229, 43660), (236, 42365), (295, 33892), (370, 27022), (458, 21830), (590, 16946), (740, 13511), (916, 10915), (1145, 8732), (1180, 8473), (2183, 4580), (2290, 4366)]