8135890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1637}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 16982784

約数和(自身を除く): 8846894

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 1637, 2485, 3274, 4970, 8185, 11459, 16370, 22918, 57295, 114590, 116227, 232454, 581135, 813589, 1162270, 1627178, 4067945, 8135890]

約数ペア:

[(1, 8135890), (2, 4067945), (5, 1627178), (7, 1162270), (10, 813589), (14, 581135), (35, 232454), (70, 116227), (71, 114590), (142, 57295), (355, 22918), (497, 16370), (710, 11459), (994, 8185), (1637, 4970), (2485, 3274)]