19602400

素因数分解:

$2^5\times 5^2\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 72

約数和(自身を含む): 48512520

約数和(自身を除く): 28910120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 107, 160, 200, 214, 229, 400, 428, 458, 535, 800, 856, 916, 1070, 1145, 1712, 1832, 2140, 2290, 2675, 3424, 3664, 4280, 4580, 5350, 5725, 7328, 8560, 9160, 10700, 11450, 17120, 18320, 21400, 22900, 24503, 36640, 42800, 45800, 49006, 85600, 91600, 98012, 122515, 183200, 196024, 245030, 392048, 490060, 612575, 784096, 980120, 1225150, 1960240, 2450300, 3920480, 4900600, 9801200, 19602400]

約数ペア:

[(1, 19602400), (2, 9801200), (4, 4900600), (5, 3920480), (8, 2450300), (10, 1960240), (16, 1225150), (20, 980120), (25, 784096), (32, 612575), (40, 490060), (50, 392048), (80, 245030), (100, 196024), (107, 183200), (160, 122515), (200, 98012), (214, 91600), (229, 85600), (400, 49006), (428, 45800), (458, 42800), (535, 36640), (800, 24503), (856, 22900), (916, 21400), (1070, 18320), (1145, 17120), (1712, 11450), (1832, 10700), (2140, 9160), (2290, 8560), (2675, 7328), (3424, 5725), (3664, 5350), (4280, 4580)]