12555760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3203}}^1$

素因数の和:3230

約数の個数: 60

約数和(自身を含む): 33968808

約数和(自身を除く): 21413048

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, 3203, 3920, 6406, 12812, 16015, 22421, 25624, 32030, 44842, 51248, 64060, 89684, 112105, 128120, 156947, 179368, 224210, 256240, 313894, 358736, 448420, 627788, 784735, 896840, 1255576, 1569470, 1793680, 2511152, 3138940, 6277880, 12555760]

約数ペア:

[(1, 12555760), (2, 6277880), (4, 3138940), (5, 2511152), (7, 1793680), (8, 1569470), (10, 1255576), (14, 896840), (16, 784735), (20, 627788), (28, 448420), (35, 358736), (40, 313894), (49, 256240), (56, 224210), (70, 179368), (80, 156947), (98, 128120), (112, 112105), (140, 89684), (196, 64060), (245, 51248), (280, 44842), (392, 32030), (490, 25624), (560, 22421), (784, 16015), (980, 12812), (1960, 6406), (3203, 3920)]