2020124750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{4079}}^1$

素因数の和:4386

約数の個数: 64

約数和(自身を含む): 4338247680

約数和(自身を除く): 2318122930

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 283, 350, 566, 875, 1415, 1750, 1981, 2830, 3962, 4079, 7075, 8158, 9905, 14150, 19810, 20395, 28553, 35375, 40790, 49525, 57106, 70750, 99050, 101975, 142765, 203950, 247625, 285530, 495250, 509875, 713825, 1019750, 1154357, 1427650, 2308714, 3569125, 5771785, 7138250, 8080499, 11543570, 16160998, 28858925, 40402495, 57717850, 80804990, 144294625, 202012475, 288589250, 404024950, 1010062375, 2020124750]

約数ペア:

[(1, 2020124750), (2, 1010062375), (5, 404024950), (7, 288589250), (10, 202012475), (14, 144294625), (25, 80804990), (35, 57717850), (50, 40402495), (70, 28858925), (125, 16160998), (175, 11543570), (250, 8080499), (283, 7138250), (350, 5771785), (566, 3569125), (875, 2308714), (1415, 1427650), (1750, 1154357), (1981, 1019750), (2830, 713825), (3962, 509875), (4079, 495250), (7075, 285530), (8158, 247625), (9905, 203950), (14150, 142765), (19810, 101975), (20395, 99050), (28553, 70750), (35375, 57106), (40790, 49525)]