26019980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{3793}}^1$

素因数の和:3823

約数の個数: 48

約数和(自身を含む): 63739200

約数和(自身を除く): 37719220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 3793, 6860, 7586, 15172, 18965, 26551, 37930, 53102, 75860, 106204, 132755, 185857, 265510, 371714, 531020, 743428, 929285, 1300999, 1858570, 2601998, 3717140, 5203996, 6504995, 13009990, 26019980]

約数ペア:

[(1, 26019980), (2, 13009990), (4, 6504995), (5, 5203996), (7, 3717140), (10, 2601998), (14, 1858570), (20, 1300999), (28, 929285), (35, 743428), (49, 531020), (70, 371714), (98, 265510), (140, 185857), (196, 132755), (245, 106204), (343, 75860), (490, 53102), (686, 37930), (980, 26551), (1372, 18965), (1715, 15172), (3430, 7586), (3793, 6860)]