40989970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{83653}}^1$

素因数の和:83674

約数の個数: 24

約数和(自身を含む): 85829004

約数和(自身を除く): 44839034

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 83653, 167306, 418265, 585571, 836530, 1171142, 2927855, 4098997, 5855710, 8197994, 20494985, 40989970]

約数ペア:

[(1, 40989970), (2, 20494985), (5, 8197994), (7, 5855710), (10, 4098997), (14, 2927855), (35, 1171142), (49, 836530), (70, 585571), (98, 418265), (245, 167306), (490, 83653)]