38408020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1093}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 92631168

約数和(自身を除く): 54223148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1093, 1255, 1757, 2186, 2510, 3514, 4372, 5020, 5465, 7028, 7651, 8785, 10930, 15302, 17570, 21860, 30604, 35140, 38255, 76510, 153020, 274343, 548686, 1097372, 1371715, 1920401, 2743430, 3840802, 5486860, 7681604, 9602005, 19204010, 38408020]

約数ペア:

[(1, 38408020), (2, 19204010), (4, 9602005), (5, 7681604), (7, 5486860), (10, 3840802), (14, 2743430), (20, 1920401), (28, 1371715), (35, 1097372), (70, 548686), (140, 274343), (251, 153020), (502, 76510), (1004, 38255), (1093, 35140), (1255, 30604), (1757, 21860), (2186, 17570), (2510, 15302), (3514, 10930), (4372, 8785), (5020, 7651), (5465, 7028)]