140396452

素因数分解:

$2^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{9851}}^1$

素因数の和:10371

約数の個数: 24

約数和(自身を含む): 281373120

約数和(自身を除く): 140976668

約数列:

[1, 2, 4, 7, 14, 28, 509, 1018, 2036, 3563, 7126, 9851, 14252, 19702, 39404, 68957, 137914, 275828, 5014159, 10028318, 20056636, 35099113, 70198226, 140396452]

約数ペア:

[(1, 140396452), (2, 70198226), (4, 35099113), (7, 20056636), (14, 10028318), (28, 5014159), (509, 275828), (1018, 137914), (2036, 68957), (3563, 39404), (7126, 19702), (9851, 14252)]