7837940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1549}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 18748800

約数和(自身を除く): 10910860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 1549, 2530, 3098, 5060, 6196, 7745, 15490, 17039, 30980, 34078, 35627, 68156, 71254, 85195, 142508, 170390, 178135, 340780, 356270, 391897, 712540, 783794, 1567588, 1959485, 3918970, 7837940]

約数ペア:

[(1, 7837940), (2, 3918970), (4, 1959485), (5, 1567588), (10, 783794), (11, 712540), (20, 391897), (22, 356270), (23, 340780), (44, 178135), (46, 170390), (55, 142508), (92, 85195), (110, 71254), (115, 68156), (220, 35627), (230, 34078), (253, 30980), (460, 17039), (506, 15490), (1012, 7745), (1265, 6196), (1549, 5060), (2530, 3098)]