20766000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{3461}}^1$

素因数の和:3487

約数の個数: 80

約数和(自身を含む): 66968928

約数和(自身を除く): 46202928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 2000, 3000, 3461, 6000, 6922, 10383, 13844, 17305, 20766, 27688, 34610, 41532, 51915, 55376, 69220, 83064, 86525, 103830, 138440, 166128, 173050, 207660, 259575, 276880, 346100, 415320, 432625, 519150, 692200, 830640, 865250, 1038300, 1297875, 1384400, 1730500, 2076600, 2595750, 3461000, 4153200, 5191500, 6922000, 10383000, 20766000]

約数ペア:

[(1, 20766000), (2, 10383000), (3, 6922000), (4, 5191500), (5, 4153200), (6, 3461000), (8, 2595750), (10, 2076600), (12, 1730500), (15, 1384400), (16, 1297875), (20, 1038300), (24, 865250), (25, 830640), (30, 692200), (40, 519150), (48, 432625), (50, 415320), (60, 346100), (75, 276880), (80, 259575), (100, 207660), (120, 173050), (125, 166128), (150, 138440), (200, 103830), (240, 86525), (250, 83064), (300, 69220), (375, 55376), (400, 51915), (500, 41532), (600, 34610), (750, 27688), (1000, 20766), (1200, 17305), (1500, 13844), (2000, 10383), (3000, 6922), (3461, 6000)]