214926740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{219313}}^1$

素因数の和:219336

約数の個数: 36

約数和(自身を含む): 525037716

約数和(自身を除く): 310110976

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 219313, 438626, 877252, 1096565, 1535191, 2193130, 3070382, 4386260, 6140764, 7675955, 10746337, 15351910, 21492674, 30703820, 42985348, 53731685, 107463370, 214926740]

約数ペア:

[(1, 214926740), (2, 107463370), (4, 53731685), (5, 42985348), (7, 30703820), (10, 21492674), (14, 15351910), (20, 10746337), (28, 7675955), (35, 6140764), (49, 4386260), (70, 3070382), (98, 2193130), (140, 1535191), (196, 1096565), (245, 877252), (490, 438626), (980, 219313)]