38914820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{39709}}^1$

素因数の和:39732

約数の個数: 36

約数和(自身を含む): 95065740

約数和(自身を除く): 56150920

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 39709, 79418, 158836, 198545, 277963, 397090, 555926, 794180, 1111852, 1389815, 1945741, 2779630, 3891482, 5559260, 7782964, 9728705, 19457410, 38914820]

約数ペア:

[(1, 38914820), (2, 19457410), (4, 9728705), (5, 7782964), (7, 5559260), (10, 3891482), (14, 2779630), (20, 1945741), (28, 1389815), (35, 1111852), (49, 794180), (70, 555926), (98, 397090), (140, 277963), (196, 198545), (245, 158836), (490, 79418), (980, 39709)]