2239790

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{653}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 4708800

約数和(自身を除く): 2469010

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 653, 686, 1306, 1715, 3265, 3430, 4571, 6530, 9142, 22855, 31997, 45710, 63994, 159985, 223979, 319970, 447958, 1119895, 2239790]

約数ペア:

[(1, 2239790), (2, 1119895), (5, 447958), (7, 319970), (10, 223979), (14, 159985), (35, 63994), (49, 45710), (70, 31997), (98, 22855), (245, 9142), (343, 6530), (490, 4571), (653, 3430), (686, 3265), (1306, 1715)]