19949070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1481}}^1$

素因数の和:1940

約数の個数: 32

約数和(自身を含む): 48016800

約数和(自身を除く): 28067730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 449, 898, 1347, 1481, 2245, 2694, 2962, 4443, 4490, 6735, 7405, 8886, 13470, 14810, 22215, 44430, 664969, 1329938, 1994907, 3324845, 3989814, 6649690, 9974535, 19949070]

約数ペア:

[(1, 19949070), (2, 9974535), (3, 6649690), (5, 3989814), (6, 3324845), (10, 1994907), (15, 1329938), (30, 664969), (449, 44430), (898, 22215), (1347, 14810), (1481, 13470), (2245, 8886), (2694, 7405), (2962, 6735), (4443, 4490)]