39198040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2857}}^1$

素因数の和:2889

約数の個数: 64

約数和(自身を含む): 102888000

約数和(自身を除く): 63689960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 2857, 3430, 5714, 6860, 11428, 13720, 14285, 19999, 22856, 28570, 39998, 57140, 79996, 99995, 114280, 139993, 159992, 199990, 279986, 399980, 559972, 699965, 799960, 979951, 1119944, 1399930, 1959902, 2799860, 3919804, 4899755, 5599720, 7839608, 9799510, 19599020, 39198040]

約数ペア:

[(1, 39198040), (2, 19599020), (4, 9799510), (5, 7839608), (7, 5599720), (8, 4899755), (10, 3919804), (14, 2799860), (20, 1959902), (28, 1399930), (35, 1119944), (40, 979951), (49, 799960), (56, 699965), (70, 559972), (98, 399980), (140, 279986), (196, 199990), (245, 159992), (280, 139993), (343, 114280), (392, 99995), (490, 79996), (686, 57140), (980, 39998), (1372, 28570), (1715, 22856), (1960, 19999), (2744, 14285), (2857, 13720), (3430, 11428), (5714, 6860)]