2019803730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{259949}}^1$

素因数の和:260003

約数の個数: 64

約数和(自身を含む): 5689785600

約数和(自身を除く): 3669981870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 3885, 7770, 259949, 519898, 779847, 1299745, 1559694, 1819643, 2599490, 3639286, 3899235, 5458929, 7798470, 9098215, 9618113, 10917858, 18196430, 19236226, 27294645, 28854339, 48090565, 54589290, 57708678, 67326791, 96181130, 134653582, 144271695, 201980373, 288543390, 336633955, 403960746, 673267910, 1009901865, 2019803730]

約数ペア:

[(1, 2019803730), (2, 1009901865), (3, 673267910), (5, 403960746), (6, 336633955), (7, 288543390), (10, 201980373), (14, 144271695), (15, 134653582), (21, 96181130), (30, 67326791), (35, 57708678), (37, 54589290), (42, 48090565), (70, 28854339), (74, 27294645), (105, 19236226), (111, 18196430), (185, 10917858), (210, 9618113), (222, 9098215), (259, 7798470), (370, 5458929), (518, 3899235), (555, 3639286), (777, 2599490), (1110, 1819643), (1295, 1559694), (1554, 1299745), (2590, 779847), (3885, 519898), (7770, 259949)]