20483400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{4877}}^1$

素因数の和:4903

約数の個数: 96

約数和(自身を含む): 72584640

約数和(自身を除く): 52101240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 4877, 9754, 14631, 19508, 24385, 29262, 34139, 39016, 48770, 58524, 68278, 73155, 97540, 102417, 117048, 121925, 136556, 146310, 170695, 195080, 204834, 243850, 273112, 292620, 341390, 365775, 409668, 487700, 512085, 585240, 682780, 731550, 819336, 853475, 975400, 1024170, 1365560, 1463100, 1706950, 2048340, 2560425, 2926200, 3413900, 4096680, 5120850, 6827800, 10241700, 20483400]

約数ペア:

[(1, 20483400), (2, 10241700), (3, 6827800), (4, 5120850), (5, 4096680), (6, 3413900), (7, 2926200), (8, 2560425), (10, 2048340), (12, 1706950), (14, 1463100), (15, 1365560), (20, 1024170), (21, 975400), (24, 853475), (25, 819336), (28, 731550), (30, 682780), (35, 585240), (40, 512085), (42, 487700), (50, 409668), (56, 365775), (60, 341390), (70, 292620), (75, 273112), (84, 243850), (100, 204834), (105, 195080), (120, 170695), (140, 146310), (150, 136556), (168, 121925), (175, 117048), (200, 102417), (210, 97540), (280, 73155), (300, 68278), (350, 58524), (420, 48770), (525, 39016), (600, 34139), (700, 29262), (840, 24385), (1050, 19508), (1400, 14631), (2100, 9754), (4200, 4877)]