81229620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1353827}}^1$

素因数の和:1353839

約数の個数: 24

約数和(自身を含む): 227443104

約数和(自身を除く): 146213484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1353827, 2707654, 4061481, 5415308, 6769135, 8122962, 13538270, 16245924, 20307405, 27076540, 40614810, 81229620]

約数ペア:

[(1, 81229620), (2, 40614810), (3, 27076540), (4, 20307405), (5, 16245924), (6, 13538270), (10, 8122962), (12, 6769135), (15, 5415308), (20, 4061481), (30, 2707654), (60, 1353827)]