3891140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5422780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 769, 1012, 1265, 1538, 2530, 3076, 3845, 5060, 7690, 8459, 15380, 16918, 17687, 33836, 35374, 42295, 70748, 84590, 88435, 169180, 176870, 194557, 353740, 389114, 778228, 972785, 1945570, 3891140]

約数ペア:

[(1, 3891140), (2, 1945570), (4, 972785), (5, 778228), (10, 389114), (11, 353740), (20, 194557), (22, 176870), (23, 169180), (44, 88435), (46, 84590), (55, 70748), (92, 42295), (110, 35374), (115, 33836), (220, 17687), (230, 16918), (253, 15380), (460, 8459), (506, 7690), (769, 5060), (1012, 3845), (1265, 3076), (1538, 2530)]