19701300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3863}}^1$

素因数の和:3897

約数の個数: 72

約数和(自身を含む): 60371136

約数和(自身を除く): 40669836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 3863, 5100, 7726, 11589, 15452, 19315, 23178, 38630, 46356, 57945, 65671, 77260, 96575, 115890, 131342, 193150, 197013, 231780, 262684, 289725, 328355, 386300, 394026, 579450, 656710, 788052, 985065, 1158900, 1313420, 1641775, 1970130, 3283550, 3940260, 4925325, 6567100, 9850650, 19701300]

約数ペア:

[(1, 19701300), (2, 9850650), (3, 6567100), (4, 4925325), (5, 3940260), (6, 3283550), (10, 1970130), (12, 1641775), (15, 1313420), (17, 1158900), (20, 985065), (25, 788052), (30, 656710), (34, 579450), (50, 394026), (51, 386300), (60, 328355), (68, 289725), (75, 262684), (85, 231780), (100, 197013), (102, 193150), (150, 131342), (170, 115890), (204, 96575), (255, 77260), (300, 65671), (340, 57945), (425, 46356), (510, 38630), (850, 23178), (1020, 19315), (1275, 15452), (1700, 11589), (2550, 7726), (3863, 5100)]