20815676970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{423341}}^1$

素因数の和:423511

約数の個数: 64

約数和(自身を含む): 54865123200

約数和(自身を除く): 34049446230

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 149, 165, 298, 330, 447, 745, 894, 1490, 1639, 2235, 3278, 4470, 4917, 8195, 9834, 16390, 24585, 49170, 423341, 846682, 1270023, 2116705, 2540046, 4233410, 4656751, 6350115, 9313502, 12700230, 13970253, 23283755, 27940506, 46567510, 63077809, 69851265, 126155618, 139702530, 189233427, 315389045, 378466854, 630778090, 693855899, 946167135, 1387711798, 1892334270, 2081567697, 3469279495, 4163135394, 6938558990, 10407838485, 20815676970]

約数ペア:

[(1, 20815676970), (2, 10407838485), (3, 6938558990), (5, 4163135394), (6, 3469279495), (10, 2081567697), (11, 1892334270), (15, 1387711798), (22, 946167135), (30, 693855899), (33, 630778090), (55, 378466854), (66, 315389045), (110, 189233427), (149, 139702530), (165, 126155618), (298, 69851265), (330, 63077809), (447, 46567510), (745, 27940506), (894, 23283755), (1490, 13970253), (1639, 12700230), (2235, 9313502), (3278, 6350115), (4470, 4656751), (4917, 4233410), (8195, 2540046), (9834, 2116705), (16390, 1270023), (24585, 846682), (49170, 423341)]