16305920

素因数分解:

$2^8\times 5^1\times {\mathrm{12739}}^1$

素因数の和:12760

約数の個数: 36

約数和(自身を含む): 39060840

約数和(自身を除く): 22754920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12739, 25478, 50956, 63695, 101912, 127390, 203824, 254780, 407648, 509560, 815296, 1019120, 1630592, 2038240, 3261184, 4076480, 8152960, 16305920]

約数ペア:

[(1, 16305920), (2, 8152960), (4, 4076480), (5, 3261184), (8, 2038240), (10, 1630592), (16, 1019120), (20, 815296), (32, 509560), (40, 407648), (64, 254780), (80, 203824), (128, 127390), (160, 101912), (256, 63695), (320, 50956), (640, 25478), (1280, 12739)]