39277910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 83475360

約数和(自身を除く): 44197450

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 490, 497, 710, 994, 1129, 2258, 2485, 3479, 4970, 5645, 6958, 7903, 11290, 15806, 17395, 34790, 39515, 55321, 79030, 80159, 110642, 160318, 276605, 400795, 553210, 561113, 801590, 1122226, 2805565, 3927791, 5611130, 7855582, 19638955, 39277910]

約数ペア:

[(1, 39277910), (2, 19638955), (5, 7855582), (7, 5611130), (10, 3927791), (14, 2805565), (35, 1122226), (49, 801590), (70, 561113), (71, 553210), (98, 400795), (142, 276605), (245, 160318), (355, 110642), (490, 80159), (497, 79030), (710, 55321), (994, 39515), (1129, 34790), (2258, 17395), (2485, 15806), (3479, 11290), (4970, 7903), (5645, 6958)]