28853660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11923}}^1$

素因数の和:11954

約数の個数: 36

約数和(自身を含む): 66607464

約数和(自身を除く): 37753804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 11923, 23846, 47692, 59615, 119230, 131153, 238460, 262306, 524612, 655765, 1311530, 1442683, 2623060, 2885366, 5770732, 7213415, 14426830, 28853660]

約数ペア:

[(1, 28853660), (2, 14426830), (4, 7213415), (5, 5770732), (10, 2885366), (11, 2623060), (20, 1442683), (22, 1311530), (44, 655765), (55, 524612), (110, 262306), (121, 238460), (220, 131153), (242, 119230), (484, 59615), (605, 47692), (1210, 23846), (2420, 11923)]