30721130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1543}}^1$

素因数の和:1742

約数の個数: 32

約数和(自身を含む): 60697728

約数和(自身を除く): 29976598

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1543, 1810, 1991, 3086, 3982, 7715, 9955, 15430, 16973, 19910, 33946, 84865, 169730, 279283, 558566, 1396415, 2792830, 3072113, 6144226, 15360565, 30721130]

約数ペア:

[(1, 30721130), (2, 15360565), (5, 6144226), (10, 3072113), (11, 2792830), (22, 1396415), (55, 558566), (110, 279283), (181, 169730), (362, 84865), (905, 33946), (1543, 19910), (1810, 16973), (1991, 15430), (3086, 9955), (3982, 7715)]