20767600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{7417}}^1$

素因数の和:7442

約数の個数: 60

約数和(自身を含む): 57029584

約数和(自身を除く): 36261984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 7417, 14834, 29668, 37085, 51919, 59336, 74170, 103838, 118672, 148340, 185425, 207676, 259595, 296680, 370850, 415352, 519190, 593360, 741700, 830704, 1038380, 1297975, 1483400, 2076760, 2595950, 2966800, 4153520, 5191900, 10383800, 20767600]

約数ペア:

[(1, 20767600), (2, 10383800), (4, 5191900), (5, 4153520), (7, 2966800), (8, 2595950), (10, 2076760), (14, 1483400), (16, 1297975), (20, 1038380), (25, 830704), (28, 741700), (35, 593360), (40, 519190), (50, 415352), (56, 370850), (70, 296680), (80, 259595), (100, 207676), (112, 185425), (140, 148340), (175, 118672), (200, 103838), (280, 74170), (350, 59336), (400, 51919), (560, 37085), (700, 29668), (1400, 14834), (2800, 7417)]