2161470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 5243040

約数和(自身を除く): 3081570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 218, 327, 545, 654, 661, 1090, 1322, 1635, 1983, 3270, 3305, 3966, 6610, 9915, 19830, 72049, 144098, 216147, 360245, 432294, 720490, 1080735, 2161470]

約数ペア:

[(1, 2161470), (2, 1080735), (3, 720490), (5, 432294), (6, 360245), (10, 216147), (15, 144098), (30, 72049), (109, 19830), (218, 9915), (327, 6610), (545, 3966), (654, 3305), (661, 3270), (1090, 1983), (1322, 1635)]