1309180

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 2793168

約数和(自身を除く): 1483988

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 977, 1340, 1954, 3908, 4885, 9770, 19540, 65459, 130918, 261836, 327295, 654590, 1309180]

約数ペア:

[(1, 1309180), (2, 654590), (4, 327295), (5, 261836), (10, 130918), (20, 65459), (67, 19540), (134, 9770), (268, 4885), (335, 3908), (670, 1954), (977, 1340)]