201891760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{51503}}^1$

素因数の和:51530

約数の個数: 60

約数和(自身を含む): 546045408

約数和(自身を除く): 344153648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 51503, 103006, 206012, 257515, 360521, 412024, 515030, 721042, 824048, 1030060, 1442084, 1802605, 2060120, 2523647, 2884168, 3605210, 4120240, 5047294, 5768336, 7210420, 10094588, 12618235, 14420840, 20189176, 25236470, 28841680, 40378352, 50472940, 100945880, 201891760]

約数ペア:

[(1, 201891760), (2, 100945880), (4, 50472940), (5, 40378352), (7, 28841680), (8, 25236470), (10, 20189176), (14, 14420840), (16, 12618235), (20, 10094588), (28, 7210420), (35, 5768336), (40, 5047294), (49, 4120240), (56, 3605210), (70, 2884168), (80, 2523647), (98, 2060120), (112, 1802605), (140, 1442084), (196, 1030060), (245, 824048), (280, 721042), (392, 515030), (490, 412024), (560, 360521), (784, 257515), (980, 206012), (1960, 103006), (3920, 51503)]