8901970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1051}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 20147904

約数和(自身を除く): 11245934

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1051, 1210, 1694, 2102, 4235, 5255, 7357, 8470, 10510, 11561, 14714, 23122, 36785, 57805, 73570, 80927, 115610, 127171, 161854, 254342, 404635, 635855, 809270, 890197, 1271710, 1780394, 4450985, 8901970]

約数ペア:

[(1, 8901970), (2, 4450985), (5, 1780394), (7, 1271710), (10, 890197), (11, 809270), (14, 635855), (22, 404635), (35, 254342), (55, 161854), (70, 127171), (77, 115610), (110, 80927), (121, 73570), (154, 57805), (242, 36785), (385, 23122), (605, 14714), (770, 11561), (847, 10510), (1051, 8470), (1210, 7357), (1694, 5255), (2102, 4235)]