5151860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{751}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 12633600

約数和(自身を除く): 7481740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 751, 980, 1372, 1502, 1715, 3004, 3430, 3755, 5257, 6860, 7510, 10514, 15020, 21028, 26285, 36799, 52570, 73598, 105140, 147196, 183995, 257593, 367990, 515186, 735980, 1030372, 1287965, 2575930, 5151860]

約数ペア:

[(1, 5151860), (2, 2575930), (4, 1287965), (5, 1030372), (7, 735980), (10, 515186), (14, 367990), (20, 257593), (28, 183995), (35, 147196), (49, 105140), (70, 73598), (98, 52570), (140, 36799), (196, 26285), (245, 21028), (343, 15020), (490, 10514), (686, 7510), (751, 6860), (980, 5257), (1372, 3755), (1502, 3430), (1715, 3004)]