30578990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3313}}^1$

素因数の和:3404

約数の個数: 32

約数和(自身を含む): 60129216

約数和(自身を除く): 29550226

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 3313, 4615, 6626, 9230, 16565, 33130, 43069, 86138, 215345, 235223, 430690, 470446, 1176115, 2352230, 3057899, 6115798, 15289495, 30578990]

約数ペア:

[(1, 30578990), (2, 15289495), (5, 6115798), (10, 3057899), (13, 2352230), (26, 1176115), (65, 470446), (71, 430690), (130, 235223), (142, 215345), (355, 86138), (710, 43069), (923, 33130), (1846, 16565), (3313, 9230), (4615, 6626)]