2157549460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9807043}}^1$

素因数の和:9807063

約数の個数: 24

約数和(自身を含む): 4942750176

約数和(自身を除く): 2785200716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9807043, 19614086, 39228172, 49035215, 98070430, 107877473, 196140860, 215754946, 431509892, 539387365, 1078774730, 2157549460]

約数ペア:

[(1, 2157549460), (2, 1078774730), (4, 539387365), (5, 431509892), (10, 215754946), (11, 196140860), (20, 107877473), (22, 98070430), (44, 49035215), (55, 39228172), (110, 19614086), (220, 9807043)]