38612140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{709}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 93038400

約数和(自身を除く): 54426260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 709, 778, 1418, 1556, 1945, 2723, 2836, 3545, 3890, 4963, 5446, 7090, 7780, 9926, 10892, 13615, 14180, 19852, 24815, 27230, 49630, 54460, 99260, 275801, 551602, 1103204, 1379005, 1930607, 2758010, 3861214, 5516020, 7722428, 9653035, 19306070, 38612140]

約数ペア:

[(1, 38612140), (2, 19306070), (4, 9653035), (5, 7722428), (7, 5516020), (10, 3861214), (14, 2758010), (20, 1930607), (28, 1379005), (35, 1103204), (70, 551602), (140, 275801), (389, 99260), (709, 54460), (778, 49630), (1418, 27230), (1556, 24815), (1945, 19852), (2723, 14180), (2836, 13615), (3545, 10892), (3890, 9926), (4963, 7780), (5446, 7090)]