20021670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{827}}^1$

素因数の和:1109

約数の個数: 48

約数和(自身を含む): 52313040

約数和(自身を除く): 32291370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 269, 538, 807, 827, 1345, 1614, 1654, 2421, 2481, 2690, 4035, 4135, 4842, 4962, 7443, 8070, 8270, 12105, 12405, 14886, 24210, 24810, 37215, 74430, 222463, 444926, 667389, 1112315, 1334778, 2002167, 2224630, 3336945, 4004334, 6673890, 10010835, 20021670]

約数ペア:

[(1, 20021670), (2, 10010835), (3, 6673890), (5, 4004334), (6, 3336945), (9, 2224630), (10, 2002167), (15, 1334778), (18, 1112315), (30, 667389), (45, 444926), (90, 222463), (269, 74430), (538, 37215), (807, 24810), (827, 24210), (1345, 14886), (1614, 12405), (1654, 12105), (2421, 8270), (2481, 8070), (2690, 7443), (4035, 4962), (4135, 4842)]