20539156960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{93089}}^1$

素因数の和:93308

約数の個数: 96

約数和(自身を含む): 55737823680

約数和(自身を除く): 35198666720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 197, 224, 280, 394, 560, 788, 985, 1120, 1379, 1576, 1970, 2758, 3152, 3940, 5516, 6304, 6895, 7880, 11032, 13790, 15760, 22064, 27580, 31520, 44128, 55160, 93089, 110320, 186178, 220640, 372356, 465445, 651623, 744712, 930890, 1303246, 1489424, 1861780, 2606492, 2978848, 3258115, 3723560, 5212984, 6516230, 7447120, 10425968, 13032460, 14894240, 18338533, 20851936, 26064920, 36677066, 52129840, 73354132, 91692665, 104259680, 128369731, 146708264, 183385330, 256739462, 293416528, 366770660, 513478924, 586833056, 641848655, 733541320, 1026957848, 1283697310, 1467082640, 2053915696, 2567394620, 2934165280, 4107831392, 5134789240, 10269578480, 20539156960]

約数ペア:

[(1, 20539156960), (2, 10269578480), (4, 5134789240), (5, 4107831392), (7, 2934165280), (8, 2567394620), (10, 2053915696), (14, 1467082640), (16, 1283697310), (20, 1026957848), (28, 733541320), (32, 641848655), (35, 586833056), (40, 513478924), (56, 366770660), (70, 293416528), (80, 256739462), (112, 183385330), (140, 146708264), (160, 128369731), (197, 104259680), (224, 91692665), (280, 73354132), (394, 52129840), (560, 36677066), (788, 26064920), (985, 20851936), (1120, 18338533), (1379, 14894240), (1576, 13032460), (1970, 10425968), (2758, 7447120), (3152, 6516230), (3940, 5212984), (5516, 3723560), (6304, 3258115), (6895, 2978848), (7880, 2606492), (11032, 1861780), (13790, 1489424), (15760, 1303246), (22064, 930890), (27580, 744712), (31520, 651623), (44128, 465445), (55160, 372356), (93089, 220640), (110320, 186178)]