16556140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{15619}}^1$

素因数の和:15681

約数の個数: 24

約数和(自身を含む): 35426160

約数和(自身を除く): 18870020

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 15619, 31238, 62476, 78095, 156190, 312380, 827807, 1655614, 3311228, 4139035, 8278070, 16556140]

約数ペア:

[(1, 16556140), (2, 8278070), (4, 4139035), (5, 3311228), (10, 1655614), (20, 827807), (53, 312380), (106, 156190), (212, 78095), (265, 62476), (530, 31238), (1060, 15619)]