28620410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4493}}^1$

素因数の和:4527

約数の個数: 48

約数和(自身を含む): 64551816

約数和(自身を除く): 35931406

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4493, 6370, 8986, 22465, 31451, 44930, 58409, 62902, 116818, 157255, 220157, 292045, 314510, 408863, 440314, 584090, 817726, 1100785, 2044315, 2201570, 2862041, 4088630, 5724082, 14310205, 28620410]

約数ペア:

[(1, 28620410), (2, 14310205), (5, 5724082), (7, 4088630), (10, 2862041), (13, 2201570), (14, 2044315), (26, 1100785), (35, 817726), (49, 584090), (65, 440314), (70, 408863), (91, 314510), (98, 292045), (130, 220157), (182, 157255), (245, 116818), (455, 62902), (490, 58409), (637, 44930), (910, 31451), (1274, 22465), (3185, 8986), (4493, 6370)]