20336120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1231}}^1$

素因数の和:1308

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 32886280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1180, 1231, 1652, 2065, 2360, 2462, 3304, 4130, 4924, 6155, 8260, 8617, 9848, 12310, 16520, 17234, 24620, 34468, 43085, 49240, 68936, 72629, 86170, 145258, 172340, 290516, 344680, 363145, 508403, 581032, 726290, 1016806, 1452580, 2033612, 2542015, 2905160, 4067224, 5084030, 10168060, 20336120]

約数ペア:

[(1, 20336120), (2, 10168060), (4, 5084030), (5, 4067224), (7, 2905160), (8, 2542015), (10, 2033612), (14, 1452580), (20, 1016806), (28, 726290), (35, 581032), (40, 508403), (56, 363145), (59, 344680), (70, 290516), (118, 172340), (140, 145258), (236, 86170), (280, 72629), (295, 68936), (413, 49240), (472, 43085), (590, 34468), (826, 24620), (1180, 17234), (1231, 16520), (1652, 12310), (2065, 9848), (2360, 8617), (2462, 8260), (3304, 6155), (4130, 4924)]