20342810560

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3345857}}^1$

素因数の和:3345893

約数の個数: 56

約数和(自身を含む): 50990875920

約数和(自身を除く): 30648065360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 3345857, 6691714, 13383428, 16729285, 26766856, 33458570, 53533712, 63571283, 66917140, 107067424, 127142566, 133834280, 214134848, 254285132, 267668560, 317856415, 508570264, 535337120, 635712830, 1017140528, 1070674240, 1271425660, 2034281056, 2542851320, 4068562112, 5085702640, 10171405280, 20342810560]

約数ペア:

[(1, 20342810560), (2, 10171405280), (4, 5085702640), (5, 4068562112), (8, 2542851320), (10, 2034281056), (16, 1271425660), (19, 1070674240), (20, 1017140528), (32, 635712830), (38, 535337120), (40, 508570264), (64, 317856415), (76, 267668560), (80, 254285132), (95, 214134848), (152, 133834280), (160, 127142566), (190, 107067424), (304, 66917140), (320, 63571283), (380, 53533712), (608, 33458570), (760, 26766856), (1216, 16729285), (1520, 13383428), (3040, 6691714), (6080, 3345857)]