1628660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{673}}^1$

素因数の和:704

約数の個数: 36

約数和(自身を含む): 3764964

約数和(自身を除く): 2136304

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 673, 1210, 1346, 2420, 2692, 3365, 6730, 7403, 13460, 14806, 29612, 37015, 74030, 81433, 148060, 162866, 325732, 407165, 814330, 1628660]

約数ペア:

[(1, 1628660), (2, 814330), (4, 407165), (5, 325732), (10, 162866), (11, 148060), (20, 81433), (22, 74030), (44, 37015), (55, 29612), (110, 14806), (121, 13460), (220, 7403), (242, 6730), (484, 3365), (605, 2692), (673, 2420), (1210, 1346)]