24739220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 57153600

約数和(自身を除く): 32414380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 809, 1390, 1529, 1618, 2780, 3058, 3236, 4045, 6116, 7645, 8090, 8899, 15290, 16180, 17798, 30580, 35596, 44495, 88990, 112451, 177980, 224902, 449804, 562255, 1124510, 1236961, 2249020, 2473922, 4947844, 6184805, 12369610, 24739220]

約数ペア:

[(1, 24739220), (2, 12369610), (4, 6184805), (5, 4947844), (10, 2473922), (11, 2249020), (20, 1236961), (22, 1124510), (44, 562255), (55, 449804), (110, 224902), (139, 177980), (220, 112451), (278, 88990), (556, 44495), (695, 35596), (809, 30580), (1390, 17798), (1529, 16180), (1618, 15290), (2780, 8899), (3058, 8090), (3236, 7645), (4045, 6116)]