30858580

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{4421}}^1$

素因数の和:4779

約数の個数: 24

約数和(自身を含む): 65003400

約数和(自身を除く): 34144820

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 4421, 6980, 8842, 17684, 22105, 44210, 88420, 1542929, 3085858, 6171716, 7714645, 15429290, 30858580]

約数ペア:

[(1, 30858580), (2, 15429290), (4, 7714645), (5, 6171716), (10, 3085858), (20, 1542929), (349, 88420), (698, 44210), (1396, 22105), (1745, 17684), (3490, 8842), (4421, 6980)]