11640780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{21557}}^1$

素因数の和:21575

約数の個数: 48

約数和(自身を含む): 36217440

約数和(自身を除く): 24576660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 21557, 43114, 64671, 86228, 107785, 129342, 194013, 215570, 258684, 323355, 388026, 431140, 582039, 646710, 776052, 970065, 1164078, 1293420, 1940130, 2328156, 2910195, 3880260, 5820390, 11640780]

約数ペア:

[(1, 11640780), (2, 5820390), (3, 3880260), (4, 2910195), (5, 2328156), (6, 1940130), (9, 1293420), (10, 1164078), (12, 970065), (15, 776052), (18, 646710), (20, 582039), (27, 431140), (30, 388026), (36, 323355), (45, 258684), (54, 215570), (60, 194013), (90, 129342), (108, 107785), (135, 86228), (180, 64671), (270, 43114), (540, 21557)]