282291940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{288053}}^1$

素因数の和:288076

約数の個数: 36

約数和(自身を含む): 689601276

約数和(自身を除く): 407309336

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 288053, 576106, 1152212, 1440265, 2016371, 2880530, 4032742, 5761060, 8065484, 10081855, 14114597, 20163710, 28229194, 40327420, 56458388, 70572985, 141145970, 282291940]

約数ペア:

[(1, 282291940), (2, 141145970), (4, 70572985), (5, 56458388), (7, 40327420), (10, 28229194), (14, 20163710), (20, 14114597), (28, 10081855), (35, 8065484), (49, 5761060), (70, 4032742), (98, 2880530), (140, 2016371), (196, 1440265), (245, 1152212), (490, 576106), (980, 288053)]