2179450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 4999680

約数和(自身を除く): 2820230

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 479, 650, 910, 958, 2275, 2395, 3353, 4550, 4790, 6227, 6706, 11975, 12454, 16765, 23950, 31135, 33530, 43589, 62270, 83825, 87178, 155675, 167650, 217945, 311350, 435890, 1089725, 2179450]

約数ペア:

[(1, 2179450), (2, 1089725), (5, 435890), (7, 311350), (10, 217945), (13, 167650), (14, 155675), (25, 87178), (26, 83825), (35, 62270), (50, 43589), (65, 33530), (70, 31135), (91, 23950), (130, 16765), (175, 12454), (182, 11975), (325, 6706), (350, 6227), (455, 4790), (479, 4550), (650, 3353), (910, 2395), (958, 2275)]