16565920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{2113}}^1$

素因数の和:2142

約数の個数: 72

約数和(自身を含む): 45548244

約数和(自身を除く): 28982324

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 2113, 3920, 4226, 7840, 8452, 10565, 14791, 16904, 21130, 29582, 33808, 42260, 59164, 67616, 73955, 84520, 103537, 118328, 147910, 169040, 207074, 236656, 295820, 338080, 414148, 473312, 517685, 591640, 828296, 1035370, 1183280, 1656592, 2070740, 2366560, 3313184, 4141480, 8282960, 16565920]

約数ペア:

[(1, 16565920), (2, 8282960), (4, 4141480), (5, 3313184), (7, 2366560), (8, 2070740), (10, 1656592), (14, 1183280), (16, 1035370), (20, 828296), (28, 591640), (32, 517685), (35, 473312), (40, 414148), (49, 338080), (56, 295820), (70, 236656), (80, 207074), (98, 169040), (112, 147910), (140, 118328), (160, 103537), (196, 84520), (224, 73955), (245, 67616), (280, 59164), (392, 42260), (490, 33808), (560, 29582), (784, 21130), (980, 16904), (1120, 14791), (1568, 10565), (1960, 8452), (2113, 7840), (3920, 4226)]