90692720

素因数分解:

$2^4\times 5^1\times {\mathrm{1133659}}^1$

素因数の和:1133672

約数の個数: 20

約数和(自身を含む): 210860760

約数和(自身を除く): 120168040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1133659, 2267318, 4534636, 5668295, 9069272, 11336590, 18138544, 22673180, 45346360, 90692720]

約数ペア:

[(1, 90692720), (2, 45346360), (4, 22673180), (5, 18138544), (8, 11336590), (10, 9069272), (16, 5668295), (20, 4534636), (40, 2267318), (80, 1133659)]