407206870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{14653}}^1$

素因数の和:15064

約数の個数: 32

約数和(自身を含む): 839850048

約数和(自身を除く): 432643178

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 794, 1985, 2779, 3970, 5558, 13895, 14653, 27790, 29306, 73265, 102571, 146530, 205142, 512855, 1025710, 5817241, 11634482, 29086205, 40720687, 58172410, 81441374, 203603435, 407206870]

約数ペア:

[(1, 407206870), (2, 203603435), (5, 81441374), (7, 58172410), (10, 40720687), (14, 29086205), (35, 11634482), (70, 5817241), (397, 1025710), (794, 512855), (1985, 205142), (2779, 146530), (3970, 102571), (5558, 73265), (13895, 29306), (14653, 27790)]