38157140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{569}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 91929600

約数和(自身を除く): 53772460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479, 569, 958, 1138, 1916, 2276, 2395, 2845, 3353, 3983, 4790, 5690, 6706, 7966, 9580, 11380, 13412, 15932, 16765, 19915, 33530, 39830, 67060, 79660, 272551, 545102, 1090204, 1362755, 1907857, 2725510, 3815714, 5451020, 7631428, 9539285, 19078570, 38157140]

約数ペア:

[(1, 38157140), (2, 19078570), (4, 9539285), (5, 7631428), (7, 5451020), (10, 3815714), (14, 2725510), (20, 1907857), (28, 1362755), (35, 1090204), (70, 545102), (140, 272551), (479, 79660), (569, 67060), (958, 39830), (1138, 33530), (1916, 19915), (2276, 16765), (2395, 15932), (2845, 13412), (3353, 11380), (3983, 9580), (4790, 7966), (5690, 6706)]