20143725290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1\times {\mathrm{2339}}^1$

素因数の和:4527

約数の個数: 64

約数和(自身を含む): 40343546880

約数和(自身を除く): 20199821590

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 2137, 2339, 4030, 4274, 4678, 10685, 11695, 21370, 23390, 27781, 30407, 55562, 60814, 66247, 72509, 132494, 138905, 145018, 152035, 277810, 304070, 331235, 362545, 662470, 725090, 861211, 942617, 1722422, 1885234, 4306055, 4713085, 4998443, 8612110, 9426170, 9996886, 24992215, 49984430, 64979759, 129959518, 154951733, 309903466, 324898795, 649797590, 774758665, 1549517330, 2014372529, 4028745058, 10071862645, 20143725290]

約数ペア:

[(1, 20143725290), (2, 10071862645), (5, 4028745058), (10, 2014372529), (13, 1549517330), (26, 774758665), (31, 649797590), (62, 324898795), (65, 309903466), (130, 154951733), (155, 129959518), (310, 64979759), (403, 49984430), (806, 24992215), (2015, 9996886), (2137, 9426170), (2339, 8612110), (4030, 4998443), (4274, 4713085), (4678, 4306055), (10685, 1885234), (11695, 1722422), (21370, 942617), (23390, 861211), (27781, 725090), (30407, 662470), (55562, 362545), (60814, 331235), (66247, 304070), (72509, 277810), (132494, 152035), (138905, 145018)]