84041860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{12251}}^1$

素因数の和:12281

約数の個数: 48

約数和(自身を含む): 205833600

約数和(自身を除く): 121791740

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, 6860, 12251, 24502, 49004, 61255, 85757, 122510, 171514, 245020, 343028, 428785, 600299, 857570, 1200598, 1715140, 2401196, 3001495, 4202093, 6002990, 8404186, 12005980, 16808372, 21010465, 42020930, 84041860]

約数ペア:

[(1, 84041860), (2, 42020930), (4, 21010465), (5, 16808372), (7, 12005980), (10, 8404186), (14, 6002990), (20, 4202093), (28, 3001495), (35, 2401196), (49, 1715140), (70, 1200598), (98, 857570), (140, 600299), (196, 428785), (245, 343028), (343, 245020), (490, 171514), (686, 122510), (980, 85757), (1372, 61255), (1715, 49004), (3430, 24502), (6860, 12251)]