1277510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 2564352

約数和(自身を除く): 1286842

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 317, 403, 634, 806, 1585, 2015, 3170, 4030, 4121, 8242, 9827, 19654, 20605, 41210, 49135, 98270, 127751, 255502, 638755, 1277510]

約数ペア:

[(1, 1277510), (2, 638755), (5, 255502), (10, 127751), (13, 98270), (26, 49135), (31, 41210), (62, 20605), (65, 19654), (130, 9827), (155, 8242), (310, 4121), (317, 4030), (403, 3170), (634, 2015), (806, 1585)]