170709940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 364440384

約数和(自身を除く): 193730444

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 241, 331, 428, 482, 535, 662, 964, 1070, 1205, 1324, 1655, 2140, 2410, 3310, 4820, 6620, 25787, 35417, 51574, 70834, 79771, 103148, 128935, 141668, 159542, 177085, 257870, 319084, 354170, 398855, 515740, 708340, 797710, 1595420, 8535497, 17070994, 34141988, 42677485, 85354970, 170709940]

約数ペア:

[(1, 170709940), (2, 85354970), (4, 42677485), (5, 34141988), (10, 17070994), (20, 8535497), (107, 1595420), (214, 797710), (241, 708340), (331, 515740), (428, 398855), (482, 354170), (535, 319084), (662, 257870), (964, 177085), (1070, 159542), (1205, 141668), (1324, 128935), (1655, 103148), (2140, 79771), (2410, 70834), (3310, 51574), (4820, 35417), (6620, 25787)]