19736440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25969}}^1$

素因数の和:25999

約数の個数: 32

約数和(自身を含む): 46746000

約数和(自身を除く): 27009560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25969, 51938, 103876, 129845, 207752, 259690, 493411, 519380, 986822, 1038760, 1973644, 2467055, 3947288, 4934110, 9868220, 19736440]

約数ペア:

[(1, 19736440), (2, 9868220), (4, 4934110), (5, 3947288), (8, 2467055), (10, 1973644), (19, 1038760), (20, 986822), (38, 519380), (40, 493411), (76, 259690), (95, 207752), (152, 129845), (190, 103876), (380, 51938), (760, 25969)]