67686940

素因数分解:

$2^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{3643}}^1$

素因数の和:4581

約数の個数: 24

約数和(自身を含む): 142334640

約数和(自身を除く): 74647700

約数列:

[1, 2, 4, 5, 10, 20, 929, 1858, 3643, 3716, 4645, 7286, 9290, 14572, 18215, 18580, 36430, 72860, 3384347, 6768694, 13537388, 16921735, 33843470, 67686940]

約数ペア:

[(1, 67686940), (2, 33843470), (4, 16921735), (5, 13537388), (10, 6768694), (20, 3384347), (929, 72860), (1858, 36430), (3643, 18580), (3716, 18215), (4645, 14572), (7286, 9290)]