27293980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{27851}}^1$

素因数の和:27874

約数の個数: 36

約数和(自身を含む): 66677688

約数和(自身を除く): 39383708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 27851, 55702, 111404, 139255, 194957, 278510, 389914, 557020, 779828, 974785, 1364699, 1949570, 2729398, 3899140, 5458796, 6823495, 13646990, 27293980]

約数ペア:

[(1, 27293980), (2, 13646990), (4, 6823495), (5, 5458796), (7, 3899140), (10, 2729398), (14, 1949570), (20, 1364699), (28, 974785), (35, 779828), (49, 557020), (70, 389914), (98, 278510), (140, 194957), (196, 139255), (245, 111404), (490, 55702), (980, 27851)]