39381790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 83106000

約数和(自身を除く): 43724210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 179, 245, 358, 449, 490, 895, 898, 1253, 1790, 2245, 2506, 3143, 4490, 6265, 6286, 8771, 12530, 15715, 17542, 22001, 31430, 43855, 44002, 80371, 87710, 110005, 160742, 220010, 401855, 562597, 803710, 1125194, 2812985, 3938179, 5625970, 7876358, 19690895, 39381790]

約数ペア:

[(1, 39381790), (2, 19690895), (5, 7876358), (7, 5625970), (10, 3938179), (14, 2812985), (35, 1125194), (49, 803710), (70, 562597), (98, 401855), (179, 220010), (245, 160742), (358, 110005), (449, 87710), (490, 80371), (895, 44002), (898, 43855), (1253, 31430), (1790, 22001), (2245, 17542), (2506, 15715), (3143, 12530), (4490, 8771), (6265, 6286)]