1347640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4813}}^1$

素因数の和:4831

約数の個数: 32

約数和(自身を含む): 3466080

約数和(自身を除く): 2118440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4813, 9626, 19252, 24065, 33691, 38504, 48130, 67382, 96260, 134764, 168455, 192520, 269528, 336910, 673820, 1347640]

約数ペア:

[(1, 1347640), (2, 673820), (4, 336910), (5, 269528), (7, 192520), (8, 168455), (10, 134764), (14, 96260), (20, 67382), (28, 48130), (35, 38504), (40, 33691), (56, 24065), (70, 19252), (140, 9626), (280, 4813)]