42283780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27457}}^1$

素因数の和:27484

約数の個数: 48

約数和(自身を含む): 110710656

約数和(自身を除く): 68426876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 27457, 54914, 109828, 137285, 192199, 274570, 302027, 384398, 549140, 604054, 768796, 960995, 1208108, 1510135, 1921990, 2114189, 3020270, 3843980, 4228378, 6040540, 8456756, 10570945, 21141890, 42283780]

約数ペア:

[(1, 42283780), (2, 21141890), (4, 10570945), (5, 8456756), (7, 6040540), (10, 4228378), (11, 3843980), (14, 3020270), (20, 2114189), (22, 1921990), (28, 1510135), (35, 1208108), (44, 960995), (55, 768796), (70, 604054), (77, 549140), (110, 384398), (140, 302027), (154, 274570), (220, 192199), (308, 137285), (385, 109828), (770, 54914), (1540, 27457)]