1905000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{127}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 5998080

約数和(自身を除く): 4093080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 127, 150, 200, 250, 254, 300, 375, 381, 500, 508, 600, 625, 635, 750, 762, 1000, 1016, 1250, 1270, 1500, 1524, 1875, 1905, 2500, 2540, 3000, 3048, 3175, 3750, 3810, 5000, 5080, 6350, 7500, 7620, 9525, 12700, 15000, 15240, 15875, 19050, 25400, 31750, 38100, 47625, 63500, 76200, 79375, 95250, 127000, 158750, 190500, 238125, 317500, 381000, 476250, 635000, 952500, 1905000]

約数ペア:

[(1, 1905000), (2, 952500), (3, 635000), (4, 476250), (5, 381000), (6, 317500), (8, 238125), (10, 190500), (12, 158750), (15, 127000), (20, 95250), (24, 79375), (25, 76200), (30, 63500), (40, 47625), (50, 38100), (60, 31750), (75, 25400), (100, 19050), (120, 15875), (125, 15240), (127, 15000), (150, 12700), (200, 9525), (250, 7620), (254, 7500), (300, 6350), (375, 5080), (381, 5000), (500, 3810), (508, 3750), (600, 3175), (625, 3048), (635, 3000), (750, 2540), (762, 2500), (1000, 1905), (1016, 1875), (1250, 1524), (1270, 1500)]